Weaver, C. (1979). Grammar for teachers: Perspectives and definitions. National Council of Teachers of English.
Chicago-Zitierstil (17. Ausg.)Weaver, Constance. Grammar for Teachers: Perspectives and Definitions. Urbana, Ill: National Council of Teachers of English, 1979.
MLA-Zitierstil (9. Ausg.)Weaver, Constance. Grammar for Teachers: Perspectives and Definitions. National Council of Teachers of English, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.