Gaya APA

Unruh, Gregory. (2010). Earth, Inc : Using nature's rules to build sustainable profits (Cet. 1). America: Harvard Business Press.

Gaya Chicago

Unruh, Gregory. Earth, Inc : Using nature's rules to build sustainable profits. Cet. 1 America: Harvard Business Press, 2010. Text.

Gaya MLA

Unruh, Gregory. Earth, Inc : Using nature's rules to build sustainable profits. Cet. 1 America: Harvard Business Press, 2010. Text.

Gaya Turabian

Unruh, Gregory. Earth, Inc : Using nature's rules to build sustainable profits. Cet. 1 America: Harvard Business Press, 2010. Print.