APA (7th ed.) Citation

Christensen, Cossu, & Stegmann. (1996). Landfilling of waste: Biogas. E & FN Spon.

Chicago Style (17th ed.) Citation

Christensen, Cossu, and Stegmann. Landfilling of Waste: Biogas. London: E & FN Spon, 1996.

MLA (9th ed.) Citation

Christensen, et al. Landfilling of Waste: Biogas. E & FN Spon, 1996.

Warning: These citations may not always be 100% accurate.