1. ANON. “Critical Review of the Effects of Synthetic Detergents on Aquatic Life”, Stud. Rev. Gen. Fish. Coun. Medit. No. 26, (1965)
2. ANON. “Standard Methods for Examination of Water and Waste Water”, 13th Ed., APHA, N.Y. (1971)
3. Engel, R.H., Neat, R.J., Proc. U.S.C.G. - E.P.A. Conf. on Oil Spills 297, (1971)
4. LA ROCHE, G., EISLER, R., TARZWELL, M., J. Water Poll. Control Fed.42, 1982 (1970)
5. PICKERING, Q., Int. J. Air Water Poll.10, 385 (1966)