APA-viite (7. p.)

NASH EDWARD L. (1988). DIRECT MARKETING: STRATEGY,PLANNING ,EXECUTION (2.). MCGRAW-HILL.

Chicago-viite (17. p.)

NASH EDWARD L. DIRECT MARKETING: STRATEGY,PLANNING ,EXECUTION. 2. NEW YORK: MCGRAW-HILL, 1988.

MLA-viite (9. p.)

NASH EDWARD L. DIRECT MARKETING: STRATEGY,PLANNING ,EXECUTION. 2. MCGRAW-HILL, 1988.