APA (7th ed.) Citation

Penick, J. E. (1983). Elementary science. National Science Teachers Association.

Chicago Style (17th ed.) Citation

Penick, John E. Elementary Science. Washington, D.C.: National Science Teachers Association, 1983.

MLA (9th ed.) Citation

Penick, John E. Elementary Science. National Science Teachers Association, 1983.

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