Enger, Eldon D., author
Concepts in biology
Mc Graw Hill, 2003
 Buku Teks
Mader, Sylvia S., author
Concepts of biology
McGraw-Hill, 2011
 Buku Teks
Holtzapple, Mark T., author
Concepts in engineering
McGraw-Hill, 2008
 Buku Teks
Enger, Eldon D., author
Concepts in biology
McGraw-Hill, 2012
 Buku Teks
Boyer, Rodney, author
Concepts in biochemistry
Books cole, 2002
 Buku Teks