APA-ийн эшлэл(7 дахь хэвлэлт)

Parkyn, J. L. (2023). Exotheology: Theological explorations of intelligent extraterrestrial life. Lutterworth Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Parkyn, Joel L. Exotheology: Theological Explorations of Intelligent Extraterrestrial Life. Cambridge: Lutterworth Press, 2023.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Parkyn, Joel L. Exotheology: Theological Explorations of Intelligent Extraterrestrial Life. Lutterworth Press, 2023.