APA-referens (7:e uppl.)
Zappe, R. W., & Smith, P. (2004). Valve selection handbook: Engineering fundamentals for selecting the right valve design for every industrial flow application (5th ed.). Elsevier : Gulf Professional Pub..
Chicago-referens (17:e uppl.)
Zappe, R. W., och Peter Smith. Valve Selection Handbook: Engineering Fundamentals for Selecting the Right Valve Design for Every Industrial Flow Application. 5th ed. Amsterdam ; Boston: Elsevier : Gulf Professional Pub., 2004.
MLA-referens (9:e uppl.)
Zappe, R. W., och Peter Smith. Valve Selection Handbook: Engineering Fundamentals for Selecting the Right Valve Design for Every Industrial Flow Application. 5th ed. Elsevier : Gulf Professional Pub., 2004.
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