APA (7th ed.) Citation

Frutiger, A., & Bluhm, A. (1989). Signs and symbols: Their design and meaning. Studio Editions.

Chicago Style (17th ed.) Citation

Frutiger, Adrian, and Andrew Bluhm. Signs and Symbols: Their Design and Meaning. London: Studio Editions, 1989.

MLA (9th ed.) Citation

Frutiger, Adrian, and Andrew Bluhm. Signs and Symbols: Their Design and Meaning. Studio Editions, 1989.