Παραπομπή APA

Henry Ledgard,John Tauer. (1987). Professional Software: Software Engineering Concepts (1.). Addison-Wesley Publishing.

Παραπομπή Chicago Style

Henry Ledgard,John Tauer. Professional Software: Software Engineering Concepts. 1. Addison-Wesley Publishing, 1987.

Παραπομπή MLA

Henry Ledgard,John Tauer. Professional Software: Software Engineering Concepts. 1. Addison-Wesley Publishing, 1987.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.