Cita APA (7th ed.)

Delos Reyes, R. P. (1980). Managing communal gravity systems: Farmers' approaches and implications for program planning. Institute of Philippine Culture, Ateneo de Manila University.

Cita Chicago (17th ed.)

Delos Reyes, Romana P. Managing Communal Gravity Systems: Farmers' Approaches and Implications for Program Planning. Quezon City: Institute of Philippine Culture, Ateneo de Manila University, 1980.

Cita MLA (9th ed.)

Delos Reyes, Romana P. Managing Communal Gravity Systems: Farmers' Approaches and Implications for Program Planning. Institute of Philippine Culture, Ateneo de Manila University, 1980.