APA (7th ed.) Citation

Arens, H. (1967). Colour measurement / by H. Arens. Focal Press.

Chicago Style (17th ed.) Citation

Arens, H. Colour Measurement / by H. Arens. Focal Press, 1967.

MLA (9th ed.) Citation

Arens, H. Colour Measurement / by H. Arens. Focal Press, 1967.

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