De Ungria, R. M., & Ayala, T. L. (2007). Davao harvest 2: Edited by Ricardo M. De Ungria & Tita Lacambra Ayala. National Commission for Culture and the Arts.
Cita Chicago (17th ed.)De Ungria, Ricardo M., i Tita Lacambra Ayala. Davao Harvest 2: Edited by Ricardo M. De Ungria & Tita Lacambra Ayala. Manila: National Commission for Culture and the Arts, 2007.
Cita MLA (9th ed.)De Ungria, Ricardo M., i Tita Lacambra Ayala. Davao Harvest 2: Edited by Ricardo M. De Ungria & Tita Lacambra Ayala. National Commission for Culture and the Arts, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.