Cita APA (7a ed.)

Soemarwoto, O. (1981). Environmental education and research in Indonesian universities. Maruzen Asia.

Cita Chicago Style (17a ed.)

Soemarwoto, Otto. Environmental Education and Research in Indonesian Universities. Singapore: Maruzen Asia, 1981.

Cita MLA (8a ed.)

Soemarwoto, Otto. Environmental Education and Research in Indonesian Universities. Maruzen Asia, 1981.