APA Citation

Collings, G. H. (1934). Commercıal Fertılızers. Philadelphia.

Chicago Style Citation

Collings, Gılbearth H. Commercıal Fertılızers. Philadelphia, 1934.

MLA Citation

Collings, Gılbearth H. Commercıal Fertılızers. Philadelphia, 1934.

Warning: These citations may not always be 100% accurate.