Παραπομπή APA

Abdullah Sani, R. (2004). Selection of sheep resistant to worms. The Research Management Centre.

Παραπομπή Chicago Style

Abdullah Sani, Rehana. Selection of Sheep Resistant to Worms. The Research Management Centre, 2004.

Παραπομπή MLA

Abdullah Sani, Rehana. Selection of Sheep Resistant to Worms. The Research Management Centre, 2004.

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