APA

Hill G. L., . (1979). Ladybird. New York: Bantam Books.

Chicago

Hill Grace Livingston, . 1979. Ladybird. New York: Bantam Books.

Harvard

Hill G. L., . (1979). Ladybird. New York: Bantam Books.

MLA

Hill Grace Livingston, . Ladybird. New York: Bantam Books. 1979.