APA (7th ed.) Citation

Imhoff, D. (2004). Paper or plastic? : searching for solutions to an overpackaged world / Daniel Imhoff: Searching for solutions to an overpackaged world. Sierra Club.

Chicago Style (17th ed.) Citation

Imhoff, Dan. Paper or Plastic? : Searching for Solutions to an Overpackaged World / Daniel Imhoff: Searching for Solutions to an Overpackaged World. San Francisco, Calif.: Sierra Club, 2004.

MLA (9th ed.) Citation

Imhoff, Dan. Paper or Plastic? : Searching for Solutions to an Overpackaged World / Daniel Imhoff: Searching for Solutions to an Overpackaged World. Sierra Club, 2004.

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