al.], P. H. R. (2005). Biologi [7th ed.]. McGraw-Hill.
Chicago Style Citational.], Peter H. Raven...[et. Biologi [7th Ed.]. McGraw-Hill, 2005.
MLA Citational.], Peter H. Raven...[et. Biologi [7th Ed.]. McGraw-Hill, 2005.
Warning: These citations may not always be 100% accurate.