Wheatley, N. (1996). Where to watch birds in asia. Princeton University Press.
Cita Chicago Style (17a ed.)Wheatley, Nigel. Where to Watch Birds in Asia. Princeton: Princeton University Press, 1996.
Cita MLA (9a ed.)Wheatley, Nigel. Where to Watch Birds in Asia. Princeton University Press, 1996.
Precaución: Estas citas no son 100% exactas.