Elbaum, S. N. (2010). Grammar in context 1, Student Book (Fifth edition, International Student edition.). Heinle, Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Elbaum, Sandra N. Grammar in Context 1, Student Book. Fifth edition, International Student edition. Australia: Heinle, Cengage Learning, 2010.
MLA-Zitierstil (9. Ausg.)Elbaum, Sandra N. Grammar in Context 1, Student Book. Fifth edition, International Student edition. Heinle, Cengage Learning, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.