APA-čujuhus (7. p.)
Christensen, J. W. (2012). Two views of the future: The case for a christian response to our environment crisis. GOES-8.
Chicago-čujuhus (17. p.)
Christensen, John W. Two Views of the Future: The Case for a Christian Response to Our Environment Crisis. North Charleston, SC: GOES-8, 2012.
MLA-čujuhus (9. p.)
Christensen, John W. Two Views of the Future: The Case for a Christian Response to Our Environment Crisis. GOES-8, 2012.
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