Gaya APA
Ballard, S, C. et al (1982).
Water And Western Energy: Impacts, Issues, And Choices .
Amerika Serikat:
Library Of Congress.
Gaya MLA
Ballard, Steven, C.. et al.
"Water And Western Energy: Impacts, Issues, And Choices".
Amerika Serikat:
Library Of Congress,
1982.
Text.