Gaya APA
Freivalds, Andris, Benjamin W niebel. (2014).
Niebel's Methods, Standards, And Work Design (Edisi 13) (13th ed.).
Singapore:
McGraw-Hill.
Gaya Chicago
Freivalds, Andris, Benjamin W niebel.
Niebel's Methods, Standards, And Work Design (Edisi 13).
13th ed.
Singapore:
McGraw-Hill,
2014.
Text.
Gaya MLA
Freivalds, Andris, Benjamin W niebel.
Niebel's Methods, Standards, And Work Design (Edisi 13).
13th ed.
Singapore:
McGraw-Hill,
2014.
Text.
Gaya Turabian
Freivalds, Andris, Benjamin W niebel.
Niebel's Methods, Standards, And Work Design (Edisi 13).
13th ed.
Singapore:
McGraw-Hill,
2014.
Print.