APA-ийн эшлэл(7 дахь хэвлэлт)

Douglas, A. E. (2023). Nature on the doorstep: A year of letters. Comstock Publishing Associates, an imprint of Cornell University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Douglas, A. E. Nature on the Doorstep: A Year of Letters. Ithaca: Comstock Publishing Associates, an imprint of Cornell University Press, 2023.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Douglas, A. E. Nature on the Doorstep: A Year of Letters. Comstock Publishing Associates, an imprint of Cornell University Press, 2023.