Husson, Samir S.
Microprogramming: principles and practices
Printice-Hall, 1970
 Buku Teks SO
Rippin, Andrew
Muslims: their religious beliefs and practices
Routledge, 1990
 Buku Teks SO
Haimann, Theo
Supervision : concepts and practices of management
South-Western Pub., 1982
 Buku Teks
Buskirk, Richard Hobart, 1927-
Selling : principles and practices
McGraw-Hill, 1992
 Buku Teks SO
Smith, Ronald C.
Principles and practices of heavy construction
Prentice-Hall, 1993
 Buku Teks SO