APA

Ashdown-Sharp P., . (1977). A guide to pregnancy and parenthood for women on their own. New York: Vintage Books.

Chicago

Ashdown-Sharp Patricia, . 1977. A guide to pregnancy and parenthood for women on their own. New York: Vintage Books.

Harvard

Ashdown-Sharp P., . (1977). A guide to pregnancy and parenthood for women on their own. New York: Vintage Books.

MLA

Ashdown-Sharp Patricia, . A guide to pregnancy and parenthood for women on their own. New York: Vintage Books. 1977.