APA (7th ed.) Citation

Ashley, S., Ashley, L., & Tianero, N. T. (1969). Hinda itik. Duck and his friends. Summer Institute of Linguistics-Philippines.

Chicago Style (17th ed.) Citation

Ashley, Seymour, Lois Ashley, and Nathaniel T. Tianero. Hinda Itik. Duck and His Friends. [Malaybalay, Bukidnon]: Summer Institute of Linguistics-Philippines, 1969.

MLA (9th ed.) Citation

Ashley, Seymour, et al. Hinda Itik. Duck and His Friends. Summer Institute of Linguistics-Philippines, 1969.