APA Style
GUPTA, UMA. (1934).
INFORMATION SYSTEMS .
NEW YORK:
.
Chicago Style
GUPTA, UMA.
INFORMATION SYSTEMS.
NEW YORK:
,
1934.
Text.
MLA Style
GUPTA, UMA.
INFORMATION SYSTEMS.
NEW YORK:
,
1934.
Text.
Turabian Style
GUPTA, UMA.
INFORMATION SYSTEMS.
NEW YORK:
,
1934.
Print.