McKeever, S. (1993). Ensiklopedia SAINS Jilid 4 Benda Hidup. Aries lima.
Chicago Style (17th ed.) CitationMcKeever, Susan. Ensiklopedia SAINS Jilid 4 Benda Hidup. Aries lima, 1993.
MLA citiranjeMcKeever, Susan. Ensiklopedia SAINS Jilid 4 Benda Hidup. Aries lima, 1993.
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