Bolinger, D. (1954). Interrogative structures of American English: (The direct question). University of Alabama Press.
Chicago-Zitierstil (17. Ausg.)Bolinger, Dwight. Interrogative Structures of American English: (The Direct Question). Tuscaloosa, Alabama: University of Alabama Press, 1954.
MLA-Zitierstil (9. Ausg.)Bolinger, Dwight. Interrogative Structures of American English: (The Direct Question). University of Alabama Press, 1954.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.