APA (7th ed.) Citation
Guelberth, C. R., & Chiras, D. D. (2003). The natural plaster book: Earth, lime and gypsum plasters for natural homes. New Society Publishers.
Chicago Style (17th ed.) Citation
Guelberth, Cedar Rose, and Daniel D. Chiras. The Natural Plaster Book: Earth, Lime and Gypsum Plasters for Natural Homes. Gabriola, B.C.: New Society Publishers, 2003.
MLA (9th ed.) Citation
Guelberth, Cedar Rose, and Daniel D. Chiras. The Natural Plaster Book: Earth, Lime and Gypsum Plasters for Natural Homes. New Society Publishers, 2003.
Warning: These citations may not always be 100% accurate.