APA Citation

Shaffer, D. E. (1974). Free posters, charts, and maps. (Sources for over 500 bulletin board items.): (Sources for over 500 bulletin board items.). [Salem, Ohio].

Chicago Style Citation

Shaffer, Dale E. Free Posters, Charts, and Maps. (Sources for Over 500 Bulletin Board Items.): (Sources for Over 500 Bulletin Board Items.). [Salem, Ohio], 1974.

MLA Citation

Shaffer, Dale E. Free Posters, Charts, and Maps. (Sources for Over 500 Bulletin Board Items.): (Sources for Over 500 Bulletin Board Items.). [Salem, Ohio], 1974.

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