APA

Poulsen B. O., Krabbe N., Frolander A., Hinojosa M. B. & Quiroga C. O.Rapid assessment of Bolivian and Ecuadorian montane avifaunas using 20-species lists: efficiency, biases and data gathered. : .

Chicago

Poulsen Bent Otto, Krabbe Niels, Frolander Amy, Hinojosa Marcelo B and Quiroga Carmen O.Rapid assessment of Bolivian and Ecuadorian montane avifaunas using 20-species lists: efficiency, biases and data gathered. : .

Harvard

Poulsen B. O., Krabbe N., Frolander A., Hinojosa M. B. and Quiroga C. O.Rapid assessment of Bolivian and Ecuadorian montane avifaunas using 20-species lists: efficiency, biases and data gathered. : .

MLA

Poulsen Bent Otto, Krabbe Niels, Frolander Amy, Hinojosa Marcelo B and Quiroga Carmen O.: . .