Gaya APA
Lester Robert Bittel, M.B.A. ().
Encyclopedia Professional Management Secont Edition .
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Gaya Chicago
Lester Robert Bittel, M.B.A.
Encyclopedia Professional Management Secont Edition.
:
,
.
REFERENSI.
Gaya MLA
Lester Robert Bittel, M.B.A.
Encyclopedia Professional Management Secont Edition.
:
,
.
REFERENSI.
Gaya Turabian
Lester Robert Bittel, M.B.A.
Encyclopedia Professional Management Secont Edition.
:
,
.
REFERENSI.