APA

Comfort Barbara, . (1999). A pair for the queen. New York: Foul Play Press.

Chicago

Comfort Barbara, . 1999. A pair for the queen. New York: Foul Play Press.

Harvard

Comfort Barbara, . (1999). A pair for the queen. New York: Foul Play Press.

MLA

Comfort Barbara, . A pair for the queen. New York: Foul Play Press. 1999.