APA

Angier N., .Cotton-top tamarins Cooperative, pacifist and close to extinct. : .

Chicago

Angier Natalie, .Cotton-top tamarins Cooperative, pacifist and close to extinct. : .

Harvard

Angier N., .Cotton-top tamarins Cooperative, pacifist and close to extinct. : .

MLA

Angier Natalie, .: . .