APA (7e ed.) Bronvermelding

SCHONBERGER RIC. (1990). BUILDING A CHAIN OF CUSTOMERS. THE FREE PRESS.

Chicago (17e ed.) Bronvermelding

SCHONBERGER RIC. BUILDING A CHAIN OF CUSTOMERS. NEW YORK: THE FREE PRESS, 1990.

MLA (9e ed.) Bronvermelding

SCHONBERGER RIC. BUILDING A CHAIN OF CUSTOMERS. THE FREE PRESS, 1990.