APA-čujuhus (7. p.)
ebrary, Inc, & Reddy, K. J. (2010). Coalbed natural gas: Energy and environment. Nova Science Publishers.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo K. J. Reddy. Coalbed Natural Gas: Energy and Environment. New York: Nova Science Publishers, 2010.
MLA-čujuhus (9. p.)
ebrary, Inc, juo K. J. Reddy. Coalbed Natural Gas: Energy and Environment. Nova Science Publishers, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.