APA-referens (7:e uppl.)

Duthie, J. (2023). Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee.

Chicago-referens (17:e uppl.)

Duthie, J.F. Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee, 2023.

MLA-referens (9:e uppl.)

Duthie, J.F. Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee, 2023.

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