APA

Krabbe N., Schulenberg T. S., .Species limits and natural history of Scytalopus tapaculos (<Rhinocryptidae>), with descriptions of the ecuadorian Taxa, including three new species. : .

Chicago

Krabbe Niels, Schulenberg Thomas S, .Species limits and natural history of Scytalopus tapaculos (<Rhinocryptidae>), with descriptions of the ecuadorian Taxa, including three new species. : .

Harvard

Krabbe N., Schulenberg T. S., .Species limits and natural history of Scytalopus tapaculos (<Rhinocryptidae>), with descriptions of the ecuadorian Taxa, including three new species. : .

MLA

Krabbe Niels, Schulenberg Thomas S, .: . .