APA (7th ed.) Citation

Antunes, A. L. (1991). An explanation of the birds. Grove Press.

Chicago Style (17th ed.) Citation

Antunes, Antonio Lobo. An Explanation of the Birds. New York: Grove Press, 1991.

MLA (9th ed.) Citation

Antunes, Antonio Lobo. An Explanation of the Birds. Grove Press, 1991.