APA (7 ম সংস্করণ) উদ্ধৃতি

Freysen, A. H. J. (1978). Structure and functioning of plant populations. North-Holland Publishing.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Freysen, A. H. J. Structure and Functioning of Plant Populations. Amsterdam: North-Holland Publishing, 1978.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Freysen, A. H. J. Structure and Functioning of Plant Populations. North-Holland Publishing, 1978.