APA Style
Schwartz, Stephen. ().
World directory of map collections .
:
.
Chicago Style
Schwartz, Stephen.
World directory of map collections.
:
,
.
.
MLA Style
Schwartz, Stephen.
World directory of map collections.
:
,
.
.
Turabian Style
Schwartz, Stephen.
World directory of map collections.
:
,
.
.