Johnson, Willis H.
General biology
Holt, Rinehart and Winston, 1961
 Buku Teks
Johnson, Willis H.
General biology
Holt, Rinehart and Winston, 1961
 Buku Teks
Winokur, Morris
General biology
Littlefield Adams, 1962
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Kugler, Otto E.
General biology manual Part II / Otto E. Kugler, John F. Glawe
Burges Publishing, 1968
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Wallace, Robert A.
Biology : the world of life
Harper Collins, 1992
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