Cita APA (7th ed.)

Weenen, J. C. v. (1990). Waste prevention: Theory and practice. [S.l.][s.n.].

Cita Chicago (17th ed.)

Weenen, Johannes Cornelis van. Waste Prevention: Theory and Practice. Ill: [S.l.][s.n.], 1990.

Cita MLA (9th ed.)

Weenen, Johannes Cornelis van. Waste Prevention: Theory and Practice. [S.l.][s.n.], 1990.