APA (7th ed.) Citation
Alexander, L. G. (1980). First things first: Students Book. An Integrated Course for Beginners (27. vyd.). Longman.
Chicago Style (17th ed.) Citation
Alexander, Louis George. First Things First: Students Book. An Integrated Course for Beginners. 27. vyd. Londýn: Longman, 1980.
MLA (9th ed.) Citation
Alexander, Louis George. First Things First: Students Book. An Integrated Course for Beginners. 27. vyd. Longman, 1980.
Warning: These citations may not always be 100% accurate.