Cita APA (7a ed.)
Standefer, E. (1999). Modern biology. Holt, Rinehart and Winston.
Cita Chicago Style (17a ed.)
Standefer, Ellen. Modern Biology. Austin, TX: Holt, Rinehart and Winston, 1999.
Cita MLA (9a ed.)
Standefer, Ellen. Modern Biology. Holt, Rinehart and Winston, 1999.
警告：这些引文格式不一定是100％准确.