Gaya APA
UNIVERSITY, D., JARREL, D, W. (1993).
REFRENSI : HUMAN RESOURCE PLANNING :A BUSINESS PLANNING APPROACH .
London:
Prentice Hall.
Gaya MLA
UNIVERSITY, DREXEL., JARREL, DONALD, W..
"REFRENSI : HUMAN RESOURCE PLANNING :A BUSINESS PLANNING APPROACH".
London:
Prentice Hall,
1993.
Text.