Ray, P. M. (1972). The living plant (2ª edición.). Holt, Rinehart and Winston.
Chicago Style (17th ed.) CitationRay, Peter Martin. The Living Plant. 2ª edición. New York, EE UU: Holt, Rinehart and Winston, 1972.
MLA (9th ed.) CitationRay, Peter Martin. The Living Plant. 2ª edición. Holt, Rinehart and Winston, 1972.
Warning: These citations may not always be 100% accurate.