APA-čujuhus (7. p.)
Hitt, D., Garriott, O. K., & Kerwin, J. (2008). Homesteading space: The Skylab story. University of Nebraska Press.
Chicago-čujuhus (17. p.)
Hitt, David, Owen K. Garriott, juo Joe Kerwin. Homesteading Space: The Skylab Story. Lincoln: University of Nebraska Press, 2008.
MLA-čujuhus (9. p.)
Hitt, David, et al. Homesteading Space: The Skylab Story. University of Nebraska Press, 2008.
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