APA Style
Wittmann, Alfred. ().
The United States Government manual 1996/1997 .
:
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Chicago Style
Wittmann, Alfred.
The United States Government manual 1996/1997.
:
,
.
.
MLA Style
Wittmann, Alfred.
The United States Government manual 1996/1997.
:
,
.
.
Turabian Style
Wittmann, Alfred.
The United States Government manual 1996/1997.
:
,
.
.