Contingency in requests of signing chimpanzees (Pan troglodytes).

MLA

Leitten, Lisa, et al. “Contingency in Requests of Signing Chimpanzees (Pan Troglodytes).” Interaction Studies, vol. 13, no. 2, Mar. 2012, pp. 147–64. EBSCOhost, https://doi.org/10.1075/is.13.2.01lei.

APA

Leitten, L., Jensvold, M. L. A., Fouts, R. S., & Wallin, J. M. (2012). Contingency in requests of signing chimpanzees (Pan troglodytes). Interaction Studies, 13(2), 147–164. https://doi.org/10.1075/is.13.2.01lei

Chicago

Leitten, Lisa, Mary Lee A. Jensvold, Roger S. Fouts, and Jason M. Wallin. 2012. “Contingency in Requests of Signing Chimpanzees (Pan Troglodytes).” Interaction Studies 13 (2): 147–64. doi:10.1075/is.13.2.01lei.