APA (7th ed.) Citation

Santos, E. P., & Rivera, V. C. (1968). Municipality of Zamboanguita. s.n.].

Chicago Style (17th ed.) Citation

Santos, Ernesto P., and Vic C. Rivera. Municipality of Zamboanguita. [S.l: s.n.], 1968.

MLA (9th ed.) Citation

Santos, Ernesto P., and Vic C. Rivera. Municipality of Zamboanguita. s.n.], 1968.