Philippine Peasant Institute. Pitu-pito: Repormang agraryo at kaunlarang pangkanayunan. s.n.
Cita Chicago Style (17a ed.)Philippine Peasant Institute. Pitu-pito: Repormang Agraryo at Kaunlarang Pangkanayunan. [s.l: s.n.
Cita MLA (9a ed.)Philippine Peasant Institute. Pitu-pito: Repormang Agraryo at Kaunlarang Pangkanayunan. s.n.
Precaución: Estas citas no son 100% exactas.