APA-Zitierstil (7. Ausg.)

Wirasinghe, S. (1980). Adoption of high yielding rice farming practices by the rice farmers in the Amparai District, Republic of Sri Lanka [microform]. Photoduplication Service. University of the Philippines Library.

Chicago-Zitierstil (17. Ausg.)

Wirasinghe, Suranimala. Adoption of High Yielding Rice Farming Practices by the Rice Farmers in the Amparai District, Republic of Sri Lanka [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.

MLA-Zitierstil (9. Ausg.)

Wirasinghe, Suranimala. Adoption of High Yielding Rice Farming Practices by the Rice Farmers in the Amparai District, Republic of Sri Lanka [microform]. Photoduplication Service. University of the Philippines Library, 1980.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.