Patel B.M. (1993). ENGINEERING MATHEMATICS. LAXMI PUBLICATION.
Lua i Stíl Chicago (17ú heag.)Patel B.M. ENGINEERING MATHEMATICS. NEW DELHI: LAXMI PUBLICATION, 1993.
Lua MLA (9ú heag.)Patel B.M. ENGINEERING MATHEMATICS. LAXMI PUBLICATION, 1993.
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