APA-čujuhus (7. p.)
Lester, R. K., & Hart, D. M. (2012). Unlocking energy innovation: How America can build a low-cost, low-carbon energy system. MIT Press.
Chicago-čujuhus (17. p.)
Lester, Richard K., juo David M. Hart. Unlocking Energy Innovation: How America Can Build a Low-cost, Low-carbon Energy System. Cambridge, Mass.: MIT Press, 2012.
MLA-čujuhus (9. p.)
Lester, Richard K., juo David M. Hart. Unlocking Energy Innovation: How America Can Build a Low-cost, Low-carbon Energy System. MIT Press, 2012.
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