APA Edition Citation

Biggs, A., & Fordham, R. (1985). Principles of vegetable crop production. Collins.

Chicago Edition Citation

Biggs, A.G, and R. Fordham. Principles of Vegetable Crop Production. Londan: Collins, 1985.

MLA Edition Citation

Biggs, A.G, and R. Fordham. Principles of Vegetable Crop Production. Collins, 1985.

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