APA-ийн эшлэл(7 дахь хэвлэлт)

Kay, W. D. (2005). Defining NASA: The historical debate over the agency's mission. State University of New York Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kay, W. D. Defining NASA: The Historical Debate over the Agency's Mission. Albany: State University of New York Press, 2005.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kay, W. D. Defining NASA: The Historical Debate over the Agency's Mission. State University of New York Press, 2005.