Hardman, D. J., McEldowney, S., & Waite, S. (1994). Pollution: Ecology and biotreatment.
Chicago Edition CitationHardman, David J., Sharron McEldowney, i Stephen Waite. Pollution: Ecology and Biotreatment. London, Longman Scientific & Technical, 1994.
Cita MLAHardman, David J., et al. Pollution: Ecology and Biotreatment. 1994.
Atenció: Aquestes cites poden no estar 100% correctes.