Cita APA (7th ed.)

Hardt, K. (2018). Solid waste management. Callisto Reference.

Cita Chicago (17th ed.)

Hardt, Karen. Solid Waste Management. Forest Hills, NY: Callisto Reference, 2018.

Cita MLA (9th ed.)

Hardt, Karen. Solid Waste Management. Callisto Reference, 2018.