Sager, N. (1981). Natural language information processing: A computer grammar of English and its applications (1. print.). Addison-Wesley.
Chicago-Zitierstil (17. Ausg.)Sager, Naomi. Natural Language Information Processing: A Computer Grammar of English and Its Applications. 1. print. Reading, Mass: Addison-Wesley, 1981.
MLA-Zitierstil (9. Ausg.)Sager, Naomi. Natural Language Information Processing: A Computer Grammar of English and Its Applications. 1. print. Addison-Wesley, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.