Oplas, B. (2011). Health choices and responsibilities. Central Book Supply.
Style de citation Chicago (17e éd.)Oplas, Bienvenido. Health Choices and Responsibilities. Quezon City: Central Book Supply, 2011.
Style de citation MLA (9e éd.)Oplas, Bienvenido. Health Choices and Responsibilities. Central Book Supply, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.