Gaya APA
BITTEL, Lester Robert. (1985).
Encyclopedia of professinal management .
Danbury:
Grilier Inter.
Gaya Chicago
BITTEL, Lester Robert.
Encyclopedia of professinal management.
Danbury:
Grilier Inter,
1985.
Text.
Gaya MLA
BITTEL, Lester Robert.
Encyclopedia of professinal management.
Danbury:
Grilier Inter,
1985.
Text.
Gaya Turabian
BITTEL, Lester Robert.
Encyclopedia of professinal management.
Danbury:
Grilier Inter,
1985.
Print.