Graphic Artists Guild handbook : pricing & ethical guidelines
Graphic Artists Guild (U.S.)
Sphaera mundi
Sacro Bosco, Joannes de, active 1230; Regiomontanus, Joannes, ...
The Book of Five Rings
Musashi Miyamoto
Metapolemos
Jason Reza Jorjani
The Medieval Craft of Memory: An Anthology of Texts and Pictures
Mary Carruthers & Jan M. Ziolkowski