APA (7th ed.) Citation

Frei, E. J. (1947). Tagalog as the Philippine national language. s.n.

Chicago Style (17th ed.) Citation

Frei, Ernest John. Tagalog as the Philippine National Language. [Conn: s.n, 1947.

MLA (9th ed.) Citation

Frei, Ernest John. Tagalog as the Philippine National Language. s.n, 1947.

Warning: These citations may not always be 100% accurate.