Cunningham, William P., author
Mc Graw Hill, 2012
Buku Teks
Enger, Eldon D., author
McGraw-Hill, 2010
Buku Teks
Henry W. Art, general editor ; foreword by F. Herbert Bormann ; contributing editors, Daniel Botkin [and others]
Henry Holt, 1993
Buku Referensi
Enger, Eldon D., author
McGraw-Hill, 2013
Buku Teks
Cunningham, William P., author
McGraw-Hill, 2015
Buku Teks