APA引文

Leffingwell, D., & Widrig, D. (2011). Managing Software Requirements: A Use Case Approach, Second Edition. Addison Wesley.

Trích dẫn kiểu Chicago

Leffingwell, Dean, và Don Widrig. Managing Software Requirements: A Use Case Approach, Second Edition. Addison Wesley, 2011.

MLA引文

Leffingwell, Dean, và Don Widrig. Managing Software Requirements: A Use Case Approach, Second Edition. Addison Wesley, 2011.

警告：这些引文格式不一定是100％准确.