David, F. P. (2002). Understanding and doing research: A handbook for beginners. SSRI, CPU.
Citazione stile Chigago Style (17a edizione)David, Fely P. Understanding and Doing Research: A Handbook for Beginners. Iloilo City: SSRI, CPU, 2002.
Citatione MLA (9a ed.)David, Fely P. Understanding and Doing Research: A Handbook for Beginners. SSRI, CPU, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.