APA citiranje

Butler, L., & Linda Butler. (2010). New password 4: A reading and vocabulary text. White Plains, NY: Pearson Longman.

Trích dẫn kiểu Chicago

Butler, Linda, và Linda Butler. New Password 4: A Reading and Vocabulary Text. White Plains, NY: Pearson Longman, 2010.

MLA citiranje

Butler, Linda, và Linda Butler. New Password 4: A Reading and Vocabulary Text. White Plains, NY: Pearson Longman, 2010.