APA-ийн эшлэл(7 дахь хэвлэлт)

Bartley, J. (1983). Invocations: The poetry and prose of Gwendolyn MacEwen. University of British Columbia Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bartley, Jan. Invocations: The Poetry and Prose of Gwendolyn MacEwen. Vancouver: University of British Columbia Press, 1983.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bartley, Jan. Invocations: The Poetry and Prose of Gwendolyn MacEwen. University of British Columbia Press, 1983.