APA Citation

Collings, G. H. Commercial fertilizers: The sources and use. Toronto: The Blakiston Company.

Chicago Style Citation

Collings, Gilbeart H. Commercial Fertilizers: The Sources and Use. Toronto: The Blakiston Company.

MLA Citation

Collings, Gilbeart H. Commercial Fertilizers: The Sources and Use. Toronto: The Blakiston Company.

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