Cita APA (7a ed.)

Li, C. H. (1981). [Beta]-endorphin. Academic Press.

Cita Chicago Style (17a ed.)

Li, Choh Hao. [Beta]-endorphin. [Place of publication not identified]: Academic Press, 1981.

Cita MLA (8a ed.)

Li, Choh Hao. [Beta]-endorphin. Academic Press, 1981.