APA-viite (7. p.)

KARSTEIN,H. (1986). POSITIVE THINKING FOR POSITIVE LIVING. H. KARSTEIN.

Chicago-viite (17. p.)

KARSTEIN,H. POSITIVE THINKING FOR POSITIVE LIVING. BOMBAY: H. KARSTEIN, 1986.

MLA-viite (9. p.)

KARSTEIN,H. POSITIVE THINKING FOR POSITIVE LIVING. H. KARSTEIN, 1986.