APA (7th ed.) Citation

Riddle, R. T. (1977). Quality Line-Drawings from Photographs.

Chicago Style (17th ed.) Citation

Riddle, R. T. Quality Line-Drawings from Photographs. 1977.

MLA (9th ed.) Citation

Riddle, R. T. Quality Line-Drawings from Photographs. 1977.

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