Παραπομπή APA

Benson, L. (1957). Plant classification. Oxford & IBH publishing co. pvt. ltd.

Παραπομπή Chicago Style

Benson, Lyman. Plant Classification. New Delhi: Oxford & IBH publishing co. pvt. ltd, 1957.

Παραπομπή MLA

Benson, Lyman. Plant Classification. Oxford & IBH publishing co. pvt. ltd, 1957.