PasethaA., FarajallahD.P. and Gholib 2019. Perilaku Harian Monyet Hitam Sulawesi (Macaca nigra) pada Masa Kebuntingan di Cagar Alam Tangkoko-Batuangus, Sulawesi Utara: Behavior of Crested Macaque ( Macaca nigra ) During Pregnancy at Tangkoko-Batuangus Nature Reserve, North Sulawesi. Jurnal Sumberdaya Hayati. 5, 1 (Jun. 2019), 25-34. DOI:https://doi.org/10.29244/jsdh.5.1.25-34.