Gomes, C. M., Mundry, R., & Boesch, C. (2008). Long-term reciprocation of grooming in wild West African chimpanzees. The Royal Society.
استشهاد بنمط شيكاغوGomes, Cristina M., Roger Mundry, و Christophe Boesch. Long-term Reciprocation of Grooming in Wild West African Chimpanzees. The Royal Society, 2008.
MLA استشهادGomes, Cristina M., Roger Mundry, و Christophe Boesch. Long-term Reciprocation of Grooming in Wild West African Chimpanzees. The Royal Society, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.