Loftness, Robert L., author
Van Nostrand Reinhold, 1984
Buku Referensi
Thumann, Albert, author
CRC Press, Taylor & Francis, 2010
Buku Referensi
Doty, Steve, author
CRC Press, Taylor & Francis Group, 2009
Buku Referensi
Hicks, Tyler Gregory, 1921-, author
McGraw-Hill, 2012
Buku Teks
Meyers, Robert A., editor
John Wiley & Sons, 1983
Buku Referensi