Steel, D. (1992). Heartbeat. Dell.
Cita Chicago Style (17a ed.)Steel, Danielle. Heartbeat. New York: Dell, 1992.
Cita MLA (9a ed.)Steel, Danielle. Heartbeat. Dell, 1992.
警告：這些引文格式不一定是100％准確.
Cita APA (7a ed.)
Steel, D. (1992). Heartbeat. Dell.
Cita Chicago Style (17a ed.)Steel, Danielle. Heartbeat. New York: Dell, 1992.
Cita MLA (9a ed.)Steel, Danielle. Heartbeat. Dell, 1992.