Gaya APA

Smith, P., Zappe, R, W. (2003). Valve Selection Hanbook Engineering Fundamentals For Selecting The Right Valve Design For Every Industrial Flow Aplications (5). United States of America: Elseiver.

Gaya MLA

Smith, Peter., Zappe, R., W.. "Valve Selection Hanbook Engineering Fundamentals For Selecting The Right Valve Design For Every Industrial Flow Aplications". 5 United States of America: Elseiver, 2003. Text.