Gaya APA
S.Mader, S., Windelspecht, M.
(2013).
Biology
(
11)
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New York,America:
McGraw-Hill Companies.
Gaya MLA
S.Mader, Sylvia., Windelspecht, Michael.
"Biology".
11
New York,America:
McGraw-Hill Companies,
2013.
Text.