APA Style
Henderson, J.Vernon, Poole, William. (1991).
Principles Of Economics (1).
USA:
.
Chicago Style
Henderson, J.Vernon, Poole, William.
Principles Of Economics.
1
USA:
,
1991.
Text.
MLA Style
Henderson, J.Vernon, Poole, William.
Principles Of Economics.
1
USA:
,
1991.
Text.
Turabian Style
Henderson, J.Vernon, Poole, William.
Principles Of Economics.
1
USA:
,
1991.
Print.