Age, duration of work, moise and vibration in inudcing hearing and balance impairments cJ. Bashiruddin
 Artikel Jurnal
Kalat, James W.
Introduction to psychology
Wadsorth , 2001
 Buku Teks
Hilgard, Ernest R. (Ernest Ropiequet), 1904-2001
Introduction to psychology
Harcourt Brace Jovanovich, 1979
 Buku Teks
Lahey, Benjamin B.
Psychology an introduction
McGraw-Hill Higher Education, 2007
 Buku Teks
Munn, Norman L.
Introduction to psychology
Houghton-Mifflin, 1962
 Buku Teks