APA (7e ed.) Bronvermelding

O'Day-Flannery, C. (1991). Once in a lifetime. Zebra Books.

Chicago (17e ed.) Bronvermelding

O'Day-Flannery, Constance. Once in a Lifetime. New York: Zebra Books, 1991.

MLA (9e ed.) Bronvermelding

O'Day-Flannery, Constance. Once in a Lifetime. Zebra Books, 1991.