Azman, N. M., Latip, N. S. A., Sah, S. A. M., Akil, M. A. M. M., Shafie, N. J., & Khairuddin, N. L. (2011). Avian Diversity and Feeding Guilds in a Secondary Forest, an Oil Palm Plantation and a Paddy Field in Riparian Areas of the Kerian River Basin, Perak, Malaysia. Penerbit Universiti Sains Malaysia.

Azman, Nur Munira, Nurul Salmi Abdul Latip, Shahrul Anuar Mohd Sah, Mohd Abdul Muin Md Akil, Nur Juliani Shafie, and Nurul Liyana Khairuddin. Avian Diversity and Feeding Guilds in a Secondary Forest, an Oil Palm Plantation and a Paddy Field in Riparian Areas of the Kerian River Basin, Perak, Malaysia. Penerbit Universiti Sains Malaysia, 2011.

Azman, Nur Munira, et al. Avian Diversity and Feeding Guilds in a Secondary Forest, an Oil Palm Plantation and a Paddy Field in Riparian Areas of the Kerian River Basin, Perak, Malaysia. Penerbit Universiti Sains Malaysia, 2011.