Gaya APA

Appleyard, D, R., Field, A, J. (1995). International Economics. Second Edition / Dennis R. Appleyard (Ed.ke-2). : Irwin.

Gaya MLA

Appleyard, Dennis, R.., Field, Alfred, J.. "International Economics. Second Edition / Dennis R. Appleyard". Ed.ke-2 : Irwin, 1995. Textbook.