Cita APA (7a ed.)

Physical Planning Strategy for the Philippines. (1973). Region II - Cagayan Valley; regional capital - Tuguegarao. s.n.].

Cita Chicago Style (17a ed.)

Physical Planning Strategy for the Philippines. Region II - Cagayan Valley; Regional Capital - Tuguegarao. [Manila: s.n.], 1973.

Cita MLA (9a ed.)

Physical Planning Strategy for the Philippines. Region II - Cagayan Valley; Regional Capital - Tuguegarao. s.n.], 1973.