APA (7th ed.) Citation

Unruh, G. G., & Alexander, W. M. (1970). Innovations in secondary education. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Unruh, Glenys G., and William M. Alexander. Innovations in Secondary Education. New York [etc.]: Holt, Rinehart and Winston, 1970.

MLA (9th ed.) Citation

Unruh, Glenys G., and William M. Alexander. Innovations in Secondary Education. Holt, Rinehart and Winston, 1970.

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