APA (7. basım) Alıntı
Davis, D. H. (1927). The Geography of the blue grass region of Kentucky: A reconnaissance study of.. Kentucky Geol. Survey.
Chicago Style (17. basım) Atıf
Davis, Darrell Haug. The Geography of the Blue Grass Region of Kentucky: A Reconnaissance Study of.. Frankfort, Ky: Kentucky Geol. Survey, 1927.
MLA (9th ed.) Atıf
Davis, Darrell Haug. The Geography of the Blue Grass Region of Kentucky: A Reconnaissance Study of.. Kentucky Geol. Survey, 1927.
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