APA (7th ed.) Citation

Siega, G. D., Banas, E. P., & Libo-on, L. H. (1969). Selected Philippine periodical index: Author-subject index. Silliman University.

Chicago Style (17th ed.) Citation

Siega, Gorgonio D., Eliseo P. Banas, and Letticia H. Libo-on. Selected Philippine Periodical Index: Author-subject Index. Dumaguete City: Silliman University, 1969.

MLA (9th ed.) Citation

Siega, Gorgonio D., et al. Selected Philippine Periodical Index: Author-subject Index. Silliman University, 1969.