"Group size and group composition of the mona monkey (Cercopithecus mona) on the island of Grenada, West Indies" in American Journal of Primatology

"Capture techniques and morphological measurements of mona monkey (Cercopithecus mona) on the island of Grenada, West Indies" in American Journal of Physical Anthropology

"Population density of Cercopithecus mona on the Cribbean island of Grenada" in Folia Primatologia

The Guenons: Diversity and Adaptation in African Monkeys

"A Genetic Study of a Translocated Guenon: Cercopithecus mona on Grenada" in The Guenons: Diversity and Adaptation in African Monkeys

"Unique Behavior of the Mona Monkey (Cercopithecus mona): All-Male Groups and Copulation Calls" in The Guenons: Diversity and Adaptation in African Monkeys

"Review of All Apes Great and Small, Vol. 1" in American Journal of Physical Anthropology

"Review of The Mammals of Costa Rica, A Natural History and Field Guide" in International Journal of Primatology

"Review of The Socioecology of Adult Female Patas Monkeys and Vervets in Kenya" in International Journal of Primatology

"Forest structure and tree species composition of the Grand Etang Forest on Grenada, West Indies, pre-Hurricane Ivan" in Caribbean Journal of Science

"Activity budget of mona monkey (Cercopithecus mona) all-male groups" in the American Journal of Physical Anthropology

"The Mona Monkeys of Grenada, Sao Tome and Principe: Long-Term Persistence of a Guenon in Permanent Fragments and Implications for the Survival of Forest Primates in Protected Areas" in Primates in Fragments

"Sexual selection on male vocal fundamental frequency in humans and other anthropoids" in Proceedings of the Royal Society: Biological sciences