Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (9th εκδ.)

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.