APA (7th ed.) Citation

Oppen, M. v., & Subba Rao, K. V. (1980). Tank irrigation in semi-arid tropical India. International Crops Research Institute for the Semi-Arid Tropics.

Chicago Style (17th ed.) Citation

Oppen, Matthias von, and K. V. Subba Rao. Tank Irrigation in Semi-arid Tropical India. Patancheru, Andhra Pradesh, India: International Crops Research Institute for the Semi-Arid Tropics, 1980.

MLA (9th ed.) Citation

Oppen, Matthias von, and K. V. Subba Rao. Tank Irrigation in Semi-arid Tropical India. International Crops Research Institute for the Semi-Arid Tropics, 1980.