Cita APA (7th ed.)

Pingali, P. L. (1989). Institutional and environmental constraints to agricultural intensification. Agricultural Economics Department, International Rice Research Institute.

Cita Chicago (17th ed.)

Pingali, Prabhu L. Institutional and Environmental Constraints to Agricultural Intensification. Los Baños, Laguna: Agricultural Economics Department, International Rice Research Institute, 1989.

Cita MLA (9th ed.)

Pingali, Prabhu L. Institutional and Environmental Constraints to Agricultural Intensification. Agricultural Economics Department, International Rice Research Institute, 1989.