APA استشهاد

Frankel, O. H. (1975). Crop genetic resources for today and tomorrow. CUP.

استشهاد بنمط شيكاغو

Frankel, O. H. Crop Genetic Resources for Today and Tomorrow. London: CUP, 1975.

MLA استشهاد

Frankel, O. H. Crop Genetic Resources for Today and Tomorrow. CUP, 1975.