Παραπομπή σε μορφή APA (7η εκδ.)

Singh, Y. D. (1996). Process of desertification in Kachchh and Banaskantha districts of Gujarat, India, 1961-1991. Gujarat Institute of Desert Ecology.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Singh, Y. D. Process of Desertification in Kachchh and Banaskantha Districts of Gujarat, India, 1961-1991. Bhuj (Kachchh): Gujarat Institute of Desert Ecology, 1996.

Παραπομπή σε μορφή MLA (8th εκδ.)

Singh, Y. D. Process of Desertification in Kachchh and Banaskantha Districts of Gujarat, India, 1961-1991. Gujarat Institute of Desert Ecology, 1996.