APA ציטוט

Pearson, L. C. (1967). Principles of agronomy. Reinholdpublishing Corporation.

Chicago Edition Citation

Pearson, Lorentz C. Principles of Agronomy. Newyork: Reinholdpublishing Corporation, 1967.

ציטוט MLA

Pearson, Lorentz C. Principles of Agronomy. Reinholdpublishing Corporation, 1967.