APA (7th ed.) Citation

Friesen, O. H. (1973). Grain drying (Rev. ed.). Agriculture Canada.

Chicago Style (17th ed.) Citation

Friesen, O. H. Grain Drying. Rev. ed. Ottawa: Agriculture Canada, 1973.

MLA (8th ed.) Citation

Friesen, O. H. Grain Drying. Rev. ed. Agriculture Canada, 1973.