Gaya APA
Personal management. (1973).
Chicago:
South Western Publishing.
Gaya Chicago
Personal management.
.
Chicago:
South Western Publishing,
1973.
Printing.
Gaya MLA
Personal management.
.
Chicago:
South Western Publishing,
1973.
Printing.
Gaya Turabian
Personal management.
Chicago:
South Western Publishing,
1973.
Printing.