Gaya APA
NIEBEL, Benjamin. (1993).
MOTION AND TIME STUDY (9).
:
.
Gaya Chicago
NIEBEL, Benjamin.
MOTION AND TIME STUDY.
9
:
,
1993.
Text.
Gaya MLA
NIEBEL, Benjamin.
MOTION AND TIME STUDY.
9
:
,
1993.
Text.
Gaya Turabian
NIEBEL, Benjamin.
MOTION AND TIME STUDY.
9
:
,
1993.
Print.