APA-viite (7. p.)

Wardle, M. E. (1972). From problem to program. Cambridge University Press.

Chicago-viite (17. p.)

Wardle, M. E. From Problem to Program. London: Cambridge University Press, 1972.

MLA-viite (9. p.)

Wardle, M. E. From Problem to Program. Cambridge University Press, 1972.