APA-viite (7. p.)

COOK SARAH. (1995). 20 TRAINING WORKSHOPS FOR CUSTOMER CARE. GOWER.

Chicago-viite (17. p.)

COOK SARAH. 20 TRAINING WORKSHOPS FOR CUSTOMER CARE. HAMPSHIRE: GOWER, 1995.

MLA-viite (9. p.)

COOK SARAH. 20 TRAINING WORKSHOPS FOR CUSTOMER CARE. GOWER, 1995.