Bennett, Elizabeth L. Proboscis monkeys of Borneo / Elizabeth L. Bennet and Francis Gombek - Kota Kinabalu, Sabah : Natural History Publications (Borneo) Sdn Bhd, 1993 - 75 p. : ill. maps ; 24 cm. ISBN: 9838120014 RM35.00 Subjects--Topical Terms: Proboscis monkeyMonkeys--Borneo