Cita APA

Krueger, J. M., Pappenheimer, J. R., & Karnovsky, M. L. (1978). Sleep-promoting factor S: Purification and properties.

Citación estilo Chicago

Krueger, J M., J R. Pappenheimer, y M L. Karnovsky. Sleep-promoting Factor S: Purification and Properties. 1978.

Cita MLA

Krueger, J M., J R. Pappenheimer, y M L. Karnovsky. Sleep-promoting Factor S: Purification and Properties. 1978.