Shingi, P. M., & Gaikwad, V. R. S. (2004). State of the Indian farmer: Agricultural extension (27 Volumes +CD-ROM). Academic Foundation.
Παραπομπή Chicago StyleShingi, P. M., και V. R. Sulaiman Gaikwad. State of the Indian Farmer: Agricultural Extension (27 Volumes +CD-ROM). New Delhi: Academic Foundation, 2004.
Παραπομπή MLAShingi, P. M., και V. R. Sulaiman Gaikwad. State of the Indian Farmer: Agricultural Extension (27 Volumes +CD-ROM). Academic Foundation, 2004.
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