Freivalds, Andris
Niebel`s Methods, standards & work design
McGraw-Hill, 2014
 Buku Teks
Niebel, Benjamin W.
Methods, Standars, and work design
McGraw-Hill, 2003
 Buku Teks
Freivalds, Andris
Niebel's methods, standards, and work design
McGraw-Hill, 2009
 Buku Teks
Freivalds, Andris
Niebel's methods, standards, and work design
McGraw-Hill, 2014
 Buku Teks
Meyers, Fred E.
Motion and time study : improving work methods and management
Prentice-Hall, c1992
 Buku Teks