Gaya APA

Lovette, I, J., Fitzpatrick, J, W. (2017). The cornell lab of ornithology : handbook of bird biology, 3rd ed (ED-3). west sussex: John Wiley & Sons.

Gaya MLA

Lovette, Irby, J.., Fitzpatrick, John, W. "The cornell lab of ornithology : handbook of bird biology, 3rd ed". ED-3 west sussex: John Wiley & Sons, 2017. Text.