APA (7th ed.) Citation

Cullen, C. D. (2001). Then is now : sampling from the past for today's graphics: Sampling from the past for today's graphics. Rockport Publishers Inc.

Chicago Style (17th ed.) Citation

Cullen, Cheryl Dangel. Then Is Now : Sampling from the Past for Today's Graphics: Sampling from the Past for Today's Graphics. Gloucester, Mass: Rockport Publishers Inc, 2001.

MLA (9th ed.) Citation

Cullen, Cheryl Dangel. Then Is Now : Sampling from the Past for Today's Graphics: Sampling from the Past for Today's Graphics. Rockport Publishers Inc, 2001.

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