Signs and symbols : their design and meaning.

MLA

Frutiger, Adrian. Signs and Symbols : Their Design and Meaning. London: Studio Editions, 1997.

APA

Frutiger, A. (1997). Signs and symbols : their design and meaning. London: Studio Editions.

Chicago

Frutiger, Adrian, Signs and Symbols: Their Design and Meaning.. London: Studio Editions, 1997.