APA
Barron J. M., Lynch G. J. j. a., . (1989). Economics. Boston: Irwin.
Chicago
Barron John M, Lynch Gerald J joint author, . 1989. Economics. Boston: Irwin.
Harvard
Barron J. M., Lynch G. J. j. a., . (1989). Economics. Boston: Irwin.
MLA
Barron John M, Lynch Gerald J joint author, . Economics. Boston: Irwin. 1989.