APA (7th ed.) Citation

Pajaro, E. M., & Santos, A. P. (1957). Etude in blue. s.n.].

Chicago Style (17th ed.) Citation

Pajaro, Eliseo M., and Alfonso Pablo Santos. Etude in Blue. [Quezon City: s.n.], 1957.

MLA (9th ed.) Citation

Pajaro, Eliseo M., and Alfonso Pablo Santos. Etude in Blue. s.n.], 1957.