APA (7th ed.) Citation

Virtanen, Y., & Nilsson, S. (1993). Environmental impacts of waste paper recycling. Earthscan Publications.

Chicago Style (17th ed.) Citation

Virtanen, Yrjo, and Sten Nilsson. Environmental Impacts of Waste Paper Recycling. London: Earthscan Publications, 1993.

MLA (9th ed.) Citation

Virtanen, Yrjo, and Sten Nilsson. Environmental Impacts of Waste Paper Recycling. Earthscan Publications, 1993.

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