APA način citiranja

Keith, L. A., & Gubell E Carlo. (1975). Introduction to Business Enterprises (4th ed.). McGraw-Hill.

Čikaški stil citiranja

Keith, Lyman A., i Gubell E Carlo. Introduction to Business Enterprises. 4th ed. NewYork: McGraw-Hill, 1975.

MLA način citiranja

Keith, Lyman A., i Gubell E Carlo. Introduction to Business Enterprises. 4th ed. McGraw-Hill, 1975.