Ven, W. v. d. (2015). Hornbills and caring communities: Helping forests to thrive : proceedings of the 6th International Hornbill Conference, Manila, 24-26 April 2013. Malaysian Nature Society.
Chicago-Zitierstil (17. Ausg.)Ven, Willem van de. Hornbills and Caring Communities: Helping Forests to Thrive : Proceedings of the 6th International Hornbill Conference, Manila, 24-26 April 2013. Kuala Lumpur: Malaysian Nature Society, 2015.
MLA-Zitierstil (9. Ausg.)Ven, Willem van de. Hornbills and Caring Communities: Helping Forests to Thrive : Proceedings of the 6th International Hornbill Conference, Manila, 24-26 April 2013. Malaysian Nature Society, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.