APA (7th ed.) Citation

Chase, I. (1945). Past imperfect. Blue Ribbon Books.

Chicago Style (17th ed.) Citation

Chase, Ilka. Past Imperfect. Garden City, NY: Blue Ribbon Books, 1945.

MLA (9th ed.) Citation

Chase, Ilka. Past Imperfect. Blue Ribbon Books, 1945.

Warning: These citations may not always be 100% accurate.