Philippine Peasant Institute. Pitu-pito: Repormang agraryo at kaunlarang pangkanayunan. s.n.
Cita Chicago (17th ed.)Philippine Peasant Institute. Pitu-pito: Repormang Agraryo at Kaunlarang Pangkanayunan. [s.l: s.n.
Cita MLA (9th ed.)Philippine Peasant Institute. Pitu-pito: Repormang Agraryo at Kaunlarang Pangkanayunan. s.n.
Atenció: Aquestes cites poden no estar 100% correctes.