APA (7th ed.) Citation

Loppert, D. (1976). The library of knowledge: Colour encyclopaedia. Guild.

Chicago Style (17th ed.) Citation

Loppert, Delayne. The Library of Knowledge: Colour Encyclopaedia. London: Guild, 1976.

MLA (8th ed.) Citation

Loppert, Delayne. The Library of Knowledge: Colour Encyclopaedia. Guild, 1976.

Warning: These citations may not always be 100% accurate.