Παραπομπή APA

Griffiths,Alan, & Wall,Stuart. (1999). Applied economics: Introductory course (8.). Longman.

Παραπομπή Chicago Style

Griffiths,Alan, και Wall,Stuart. Applied Economics: Introductory Course. 8. London: Longman, 1999.

Παραπομπή MLA

Griffiths,Alan, και Wall,Stuart. Applied Economics: Introductory Course. 8. Longman, 1999.