APA-viite (7. p.)

TOFT, L. a. M. (1966). Practical mathematics: A textbook covering………. Pitman and Sons.

Chicago-viite (17. p.)

TOFT, Louis and McKAY. Practical Mathematics: A Textbook Covering………. London: Pitman and Sons, 1966.

MLA-viite (9. p.)

TOFT, Louis and McKAY. Practical Mathematics: A Textbook Covering………. Pitman and Sons, 1966.