APA (7th ed.) Citation

Caplan, H. H. (1976). The classified directory of artists' signatures, symbols & monograms. Prior.

Chicago Style (17th ed.) Citation

Caplan, Hillier Harris. The Classified Directory of Artists' Signatures, Symbols & Monograms. London: Prior, 1976.

MLA (9th ed.) Citation

Caplan, Hillier Harris. The Classified Directory of Artists' Signatures, Symbols & Monograms. Prior, 1976.

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