APA (7th ed.) Citation

Llamzon, T. A. (1969). A subgrouping of nine Philippine languages. Nijhoff.

Chicago Style (17th ed.) Citation

Llamzon, Teodoro A. A Subgrouping of Nine Philippine Languages. The Hague: Nijhoff, 1969.

MLA (9th ed.) Citation

Llamzon, Teodoro A. A Subgrouping of Nine Philippine Languages. Nijhoff, 1969.