Haugen, E., & Firchow, E. S. (1972). Studies by Einar Haugen: Presented on the occasion of his 65th birthday, April 19, 1971. Mouton.
芝加哥风格引文Haugen, Einar, 与 Evelyn Scherabon Firchow. Studies by Einar Haugen: Presented on the Occasion of His 65th Birthday, April 19, 1971. The Hague: Mouton, 1972.
MLA引文Haugen, Einar, 与 Evelyn Scherabon Firchow. Studies by Einar Haugen: Presented on the Occasion of His 65th Birthday, April 19, 1971. Mouton, 1972.
警告：这些引文格式不一定是100％准确.