APA način citiranja (7. izdanje)

Klemperer, P., & Padilla, A. (1993). Do Firms' Product Lines Include Too Many Varieties, and Do Shops Open Too Many Days? CEPR.

Čikaški stil citiranja (17. izdanje)

Klemperer, P., i A. Padilla. Do Firms' Product Lines Include Too Many Varieties, and Do Shops Open Too Many Days? CEPR, 1993.

MLA način citiranja (9. izdanje)

Klemperer, P., i A. Padilla. Do Firms' Product Lines Include Too Many Varieties, and Do Shops Open Too Many Days? CEPR, 1993.