Vowles, P., & Connell, D. W. (1980). Experiments in environmental Chemistry: Laboratory manual. Pergamon Pr.
Cita Chicago (17th ed.)Vowles, P.D, i D. W. Connell. Experiments in Environmental Chemistry: Laboratory Manual. Oxford: Pergamon Pr, 1980.
Cita MLA (9th ed.)Vowles, P.D, i D. W. Connell. Experiments in Environmental Chemistry: Laboratory Manual. Pergamon Pr, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.