Trích dẫn APA

Langan, J., Johnson, B., & Johnson, B. English essentials: What every collegestudent needs to know about grammar, punctuation, and usage / Jonh Langan, Beth Johnson. McGraw Hill.

Trích dẫn kiểu Chicago

Langan, John, Beth Johnson, và Beth  Johnson. English Essentials: What Every Collegestudent Needs to Know About Grammar, Punctuation, and Usage / Jonh Langan, Beth Johnson. McGraw Hill.

Trích dẫn MLA

Langan, John, Beth Johnson, và Beth  Johnson. English Essentials: What Every Collegestudent Needs to Know About Grammar, Punctuation, and Usage / Jonh Langan, Beth Johnson. McGraw Hill.

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