Gaya APA

Pridgeon, A, M, [, A. (2009). Genera orchidacearum : volume 5 epidendroideae (part two) (1st ed.). Oxford: Oxford University Press.

Gaya MLA

Pridgeon, Alec, M., [et, Al.]. "Genera orchidacearum : volume 5 epidendroideae (part two)". 1st ed. Oxford: Oxford University Press, 2009. Text.