Cita APA (7a ed.)
Machine drawing / Gill, P.S: S.K.Kataria 17th ed (17th ed.).
Cita Chicago Style (17a ed.)
Machine Drawing / Gill, P.S: S.K.Kataria 17th Ed. 17th ed.
Cita MLA (9a ed.)
Machine Drawing / Gill, P.S: S.K.Kataria 17th Ed. 17th ed.
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