The following links are in the book. If your reader does not allow direct linking they are provided here.
Stores
DAZ3D:
http://www.daz3d.com/shop/
HIVEWIRE:
http://hivewire3d.com/
YURDIGITAL:
http://www.yurdigital.com/
RENDEROSITY:
https://www.renderosity.com/
FREEBIES
DIGITAL CREATIONS:
http://www.most-digital-creations.com/freestuff.htm
OPTITEX DYNAMIC CLOTHING:
http://www.optitex-dynamiccloth.com/FreebieDownload01.php
SHARECG:
http://www.sharecg.com/
WILMAP’S CREATIONS:
https://www.wilmapsdigitalcreations.co.uk/introduction.php
Other Stuff
ADAM RASMUSSEN RENDER PROFILES:
http://www.daz3d.com/forums/viewthread/16085/
ASPECT RATIO CALCULATOR:
http://andrew.hedges.name/experiments/aspect_ratio/
CURVED BACKDROP PROP:
http://takoyakida.webs.com/apps/blog/entries/show/43646888-freecurved-backdrop-prop
DIE TRYING MORPHS (G2F):
http://www.sharecg.com/v/72792/favorite/21/daz-studio/dietryings-182-morphs-for-genesis-2-female
DIE TRYING MORPHS (G2M):
http://www.sharecg.com/v/73186/gallery/21/DAZ-Studio/DieTryings-182-Morphs-for-Genesis-2-Male
FOBER’S THE HILLS:
http://www.sharecg.com/v/39996/gallery/11/Poser/The-Hills-environment-for-DAZ-Studio-Poser
FLESH FORGE SIMPLE BACKDROP:
http://www.sharecg.com/v/46973/browse/11/Poser/Simple-Backdrop-Prop
LONGITUDE/LATITUDES:
http://www.findlatitudeandlongitude.com/
NOBIAX SHADER PRESETS FOR DS:
http://www.daz3d.com/forums/discussion/53881/free-collection-of-328-iray-ready-daz-texture-presets-made-from-nobiax-s-freebie-textures-v0-99/p1
TEXTURE MATE:
http://texturemate.com/
Guides and Tutorials
NVIDIA MDL HANDBOOK:
http://www.mdlhandbook.com/mdl_handbook/index.html
PBR GUIDE:
https://www.allegorithmic.com/pbr-guide
RENDERMAN STUDIO (SSS):
https://renderman.pixar.com/view/subsurface-scattering
SUBSURFACE SCATTERING:
http://www.daz3d.com/subsurface-shader-basics
ZIGRAPHIX SHADER MIXER:
http://www.daz3d.com/shader-mixer-tutorial-i
HDRI & IES Light Profiles
EVERMOTION:
http://www.evermotion.org/articles/show/7928/free-hdri-cd-collection-from-evermotion
HDR Labs & sIBL ARCHIVES:
http://www.hdrlabs.com/sibl/archive.html
HDRI SKIES:
http://hdri-skies.com/
IES Light Profiles:
http://www.derekjenson.com/3d-blog/ies-light-profiles
IES Light Profiles (Renderman):
https://renderman.pixar.com/view/DP25764