APA (7th ed.) Zitazioa
Smith, L. (2013). Mathematics for Plumbers and Pipefitters (8th ed.). Cengage.
Chicago Style (17th ed.) Zitazioa
Smith, Lee. Mathematics for Plumbers and Pipefitters. 8th ed. Singapore: Cengage, 2013.
MLA (9th ed.) Zitazioa
Smith, Lee. Mathematics for Plumbers and Pipefitters. 8th ed. Cengage, 2013.
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