Dyfyniad APA

Forest Stewardship Council, Spiller, N., Castle, H., Ellerby, C., & Gongde, E. (2012). Drawing architecture. Academy Press.

Dyfyniad Arddull Chicago

Forest Stewardship Council, Neil Spiller, Helen Castle, Caroline Ellerby, and Elizabeth Gongde. Drawing Architecture. London: Academy Press, 2012.

Dyfyniad MLA

Forest Stewardship Council, et al. Drawing Architecture. Academy Press, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.