Artikel Jurnal
Krauskopf, Konrad B., author
McGraw-HIll, 2000
Buku Teks
Krauskopf, Konrad B.
McGraw-Hill, 2000
Multimedia
Abell, George O., author
Holt Rinehart and Winston, 1974
Buku Teks
Sadoff, Ahren, author
CRC Press, Taylor & Francis Group, 2008
Buku Teks