Freeman, S., Allison, L. A., Black, M., & Podgorski, G. (2014). Biological science (Fifth edition.). Pearson.
Chicago Style (17. basım) AtıfFreeman, Scott, Lizabeth Ann Allison, Michael Black, ve Greg Podgorski. Biological Science. Fifth edition. Boston: Pearson, 2014.
MLA (9th ed.) AtıfFreeman, Scott, et al. Biological Science. Fifth edition. Pearson, 2014.
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