APA aipamena

Dunkel, L. P., Arora, N., van Noordwijk, M. A., Atmoko, S. S. U., Putra, A. P., Krützen, M., & van Schaik, C. P. (2013). Variation in developmental arrest among male orangutans: A comparison between a Sumatran and a Bornean population. BioMed Central.

Chicago Style aipamena

Dunkel, Lynda P., Natasha Arora, Maria A. van Noordwijk, Sri Suci Utami Atmoko, Angga Prathama Putra, Michael Krützen, and Carel P. van Schaik. Variation in Developmental Arrest Among Male Orangutans: A Comparison between a Sumatran and a Bornean Population. BioMed Central, 2013.

MLA aipamena

Dunkel, Lynda P., et al. Variation in Developmental Arrest Among Male Orangutans: A Comparison between a Sumatran and a Bornean Population. BioMed Central, 2013.