APA (7th ed.) Citation

Tilson, R. L. (1980). Monogamous mating systems of gibbons and langurs in the Mentawai Islands, Indonesia. University of California.

Chicago Style (17th ed.) Citation

Tilson, Ronald Lewis. Monogamous Mating Systems of Gibbons and Langurs in the Mentawai Islands, Indonesia. Davis: University of California, 1980.

MLA (8th ed.) Citation

Tilson, Ronald Lewis. Monogamous Mating Systems of Gibbons and Langurs in the Mentawai Islands, Indonesia. University of California, 1980.