edited by E. Hettmann
Elsevier , 1983
Buku Teks
Curtis, Charles W., author
John Wiley & Sons, 1981
Buku Teks
Gass, Saul I.
McGraw-Hill, 1985
Buku Teks
Schiffman, Susan S., author
Academic Press, 1981
Buku Teks
Pressat, Roland
Aldine Publ., 1980
Buku Teks