Gaya APA
Higgins, Benjamin. (1959).
Economics development : principles, problems and policies .
New York:
Norton.
Gaya Chicago
Higgins, Benjamin.
Economics development : principles, problems and policies.
New York:
Norton,
1959.
Text.
Gaya MLA
Higgins, Benjamin.
Economics development : principles, problems and policies.
New York:
Norton,
1959.
Text.
Gaya Turabian
Higgins, Benjamin.
Economics development : principles, problems and policies.
New York:
Norton,
1959.
Print.