Cita APA (7th ed.)

SASIKUMAR, K. (2009). SOLID WASTE MANAGEMENT. PHI.

Cita Chicago (17th ed.)

SASIKUMAR, K. SOLID WASTE MANAGEMENT. N DELHI: PHI, 2009.

Cita MLA (9th ed.)

SASIKUMAR, K. SOLID WASTE MANAGEMENT. PHI, 2009.