APA (7th ed.) Citation

Kunz, D. E. (1989). The effects of a Project Learning Tree workshop on pre-service teachers' attitudes toward teaching environmental education. [publisher not identified].

Chicago Style (17th ed.) Citation

Kunz, Dorothea E. The Effects of a Project Learning Tree Workshop on Pre-service Teachers' Attitudes Toward Teaching Environmental Education. [Place of publication not identified]: [publisher not identified], 1989.

MLA (9th ed.) Citation

Kunz, Dorothea E. The Effects of a Project Learning Tree Workshop on Pre-service Teachers' Attitudes Toward Teaching Environmental Education. [publisher not identified], 1989.