Παραπομπή APA

Thampi, A. M. Manual on extension work in farming. P K Achan.

Παραπομπή Chicago Style

Thampi, A M. Manual on Extension Work in Farming. Kerala: P K Achan.

Παραπομπή MLA

Thampi, A M. Manual on Extension Work in Farming. P K Achan.