APA-ийн эшлэл(7 дахь хэвлэлт)

Koester, E. (2011). Green entrepreneur handbook: The guide to building and growing a green and clean business. CRC Press LLC.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Koester, Eric. Green Entrepreneur Handbook: The Guide to Building and Growing a Green and Clean Business. Boca Raton, FL: CRC Press LLC, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Koester, Eric. Green Entrepreneur Handbook: The Guide to Building and Growing a Green and Clean Business. CRC Press LLC, 2011.