Lang, Serge Calculus of several variables / Serge Lang. - 3a ed. - Reading, massachusetts : Addison-Wesley publishing, 1974 - 376 p. : ěl .; 24 cm. - This book is in the addison-wesley series in mathematics . Incluye apčndice e ěndice ISBN: 020104224X Subjects--Topical Terms: Calculo vectorial LC Class. No.: QA303.5.V43 / L36 1974