Penggayaan APA
SCHULZ, James H. (1980).
The Economics Of Aging .
United State of America:
Wadsworth, Inc..
Chicago Style
SCHULZ, James H.
The Economics Of Aging.
United State of America:
Wadsworth, Inc.,
1980.
Text.
MLA Style
SCHULZ, James H.
The Economics Of Aging.
United State of America:
Wadsworth, Inc.,
1980.
Text.
Turabian Style
SCHULZ, James H.
The Economics Of Aging.
United State of America:
Wadsworth, Inc.,
1980.
Print.