Gaya APA
Leftwich, Richard H.. (1982).
Economics of social issues (text).
Texas:
Busines Publications.
Gaya Chicago
Leftwich, Richard H..
Economics of social issues.
text
Texas:
Busines Publications,
1982.
.
Gaya MLA
Leftwich, Richard H..
Economics of social issues.
text
Texas:
Busines Publications,
1982.
.
Gaya Turabian
Leftwich, Richard H..
Economics of social issues.
text
Texas:
Busines Publications,
1982.
.