Gaya APA
KNOPF, Kenyon A. (1960).
THE TEACHING OF ELEMENTARY ECONOMICS .
:
.
Gaya Chicago
KNOPF, Kenyon A.
THE TEACHING OF ELEMENTARY ECONOMICS.
:
,
1960.
Text.
Gaya MLA
KNOPF, Kenyon A.
THE TEACHING OF ELEMENTARY ECONOMICS.
:
,
1960.
Text.
Gaya Turabian
KNOPF, Kenyon A.
THE TEACHING OF ELEMENTARY ECONOMICS.
:
,
1960.
Print.