APA (7th ed.) Citation

Qamar, S. Z., & unknown. (2004). Modeling and analysis of extrusion pressure and die life for complex aluminum profiles.

Chicago Style (17th ed.) Citation

Qamar, Sayyad Zahid, and unknown. Modeling and Analysis of Extrusion Pressure and Die Life for Complex Aluminum Profiles. 2004.

MLA (9th ed.) Citation

Qamar, Sayyad Zahid, and unknown. Modeling and Analysis of Extrusion Pressure and Die Life for Complex Aluminum Profiles. 2004.

Warning: These citations may not always be 100% accurate.