Παραπομπή APA

Alley, E. R. (2000). Water quality control hand book. Mc Graw- Hill.

Παραπομπή Chicago Style

Alley, E. Roberts. Water Quality Control Hand Book. New York: Mc Graw- Hill, 2000.

Παραπομπή MLA

Alley, E. Roberts. Water Quality Control Hand Book. Mc Graw- Hill, 2000.