APA-viite (7. p.)

EUROPA PUBLICATIONS LIMITDE. (1987). The world of learning 1988 (ed.38.). Europa Publications limited.

Chicago-viite (17. p.)

EUROPA PUBLICATIONS LIMITDE. The World of Learning 1988. ed.38. London: Europa Publications limited, 1987.

MLA-viite (9. p.)

EUROPA PUBLICATIONS LIMITDE. The World of Learning 1988. ed.38. Europa Publications limited, 1987.