APA (7th ed.) Citation

Escoda, I., & Gonzales, R. P. (1968). Once upon a hilltop. s.n.].

Chicago Style (17th ed.) Citation

Escoda, Isabel, and Rebecca Perla Gonzales. Once upon a Hilltop. [Manila: s.n.], 1968.

MLA (9th ed.) Citation

Escoda, Isabel, and Rebecca Perla Gonzales. Once upon a Hilltop. s.n.], 1968.