APA-čujuhus (7. p.)
ebrary, Inc, & Alcântara, E. H. d. (2012). Energy resources: Development, distribution and exploitation. Nova Science Publishers.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Enner Herenio de Alcântara. Energy Resources: Development, Distribution and Exploitation. New York: Nova Science Publishers, 2012.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Enner Herenio de Alcântara. Energy Resources: Development, Distribution and Exploitation. Nova Science Publishers, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.