APA (7th ed.) Citation

SIMPSON, I. (1987). The encyclopedia of drawing techniques. A Quarto Book.

Chicago Style (17th ed.) Citation

SIMPSON, Ian. The Encyclopedia of Drawing Techniques. A Quarto Book, 1987.

MLA (8th ed.) Citation

SIMPSON, Ian. The Encyclopedia of Drawing Techniques. A Quarto Book, 1987.

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