Cita APA

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

Citación estilo Chicago

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

Cita MLA

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