APA Style
Fellner, William. (1956).
Trends and cycles in economic activity .
:
.
Chicago Style
Fellner, William.
Trends and cycles in economic activity.
:
,
1956.
.
MLA Style
Fellner, William.
Trends and cycles in economic activity.
:
,
1956.
.
Turabian Style
Fellner, William.
Trends and cycles in economic activity.
:
,
1956.
.