Παραπομπή APA

(1981). PLANT BREEDING ABSTRACTS ( J ). COMMONWEALTH AGRICULTURAL BUREAUX.

Παραπομπή Chicago Style

PLANT BREEDING ABSTRACTS ( J ). ENGLAND: COMMONWEALTH AGRICULTURAL BUREAUX, 1981.

Παραπομπή MLA

PLANT BREEDING ABSTRACTS ( J ). COMMONWEALTH AGRICULTURAL BUREAUX, 1981.