(2023). ESL English as a Second Language: Grammar intermediate & Advanced (2ª edición.). Research & Education Association (REA).
Chicago-Zitierstil (17. Ausg.)ESL English as a Second Language: Grammar Intermediate & Advanced. 2ª edición. Garden City, New York: Research & Education Association (REA), 2023.
MLA-Zitierstil (9. Ausg.)ESL English as a Second Language: Grammar Intermediate & Advanced. 2ª edición. Research & Education Association (REA), 2023.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.