Cita APA (7th ed.)

Cheremisinoff, P. N. (1994). Sludge: Management and disposal. PTR Prentice Hall.

Cita Chicago (17th ed.)

Cheremisinoff, Paul N. Sludge: Management and Disposal. Englewood Cliffs, N.J: PTR Prentice Hall, 1994.

Cita MLA (9th ed.)

Cheremisinoff, Paul N. Sludge: Management and Disposal. PTR Prentice Hall, 1994.