APA (7th ed.) Citation

Riegel, K. F. (1976). The developing individual in a changing world. Mouton.

Chicago Style (17th ed.) Citation

Riegel, Klaus F. The Developing Individual in a Changing World. The Hague [u.a.]: Mouton, 1976.

MLA (8th ed.) Citation

Riegel, Klaus F. The Developing Individual in a Changing World. Mouton, 1976.