COLLINS PETER J. (2008). DIFFERENTIAL AND INTEGRAL EQUATIONS. OXFORD UNIVERSITY PRESS.
Cita Chicago (17th ed.)COLLINS PETER J. DIFFERENTIAL AND INTEGRAL EQUATIONS. NEW YORK: OXFORD UNIVERSITY PRESS, 2008.
Cita MLA (9th ed.)COLLINS PETER J. DIFFERENTIAL AND INTEGRAL EQUATIONS. OXFORD UNIVERSITY PRESS, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.