ebrary, Inc, Robbins, M. M., & Boesch, C. (2011). Among African apes: Stories and photos from the field. University of California Press.
Chicago-čujuhus (17. p.)ebrary, Inc, Martha M. Robbins, juo Christophe Boesch. Among African Apes: Stories and Photos from the Field. Berkeley: University of California Press, 2011.
MLA-čujuhus (9. p.)ebrary, Inc, et al. Among African Apes: Stories and Photos from the Field. University of California Press, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.