APA

Ward p., . (1979). Colour for surval. London: Prbis pubilshing.

Chicago

Ward peter, . 1979. Colour for surval. London: Prbis pubilshing.

Harvard

Ward p., . (1979). Colour for surval. London: Prbis pubilshing.

MLA

Ward peter, . Colour for surval. London: Prbis pubilshing. 1979.