Cita APA (7th ed.)

Elkins, R. E. (1973). A preliminary proto-Manobo word list. s.n.

Cita Chicago (17th ed.)

Elkins, Richard E. A Preliminary Proto-Manobo Word List. [S.l: s.n, 1973.

Cita MLA (9th ed.)

Elkins, Richard E. A Preliminary Proto-Manobo Word List. s.n, 1973.