Cita APA (7th ed.)
Zelić, B., & Tomašić, V. Environmental Engineering: Basic Principles. De Gruyter.
Cita Chicago (17th ed.)
Zelić, Bruno, i Vesna Tomašić. Environmental Engineering: Basic Principles. Berlín, Alemania: De Gruyter.
Cita MLA (9th ed.)
Zelić, Bruno, i Vesna Tomašić. Environmental Engineering: Basic Principles. De Gruyter.
Atenció: Aquestes cites poden no estar 100% correctes.