Singh, M., & Agarwal, S. (1976). Objective Tests in undergraduate mathematics: Number 7 :Differential equations. Meerut University Press.
Citação norma ChicagoSingh, M.P, and S.C Agarwal. Objective Tests in Undergraduate Mathematics: Number 7 :Differential Equations. Meerut: Meerut University Press, 1976.
Citação norma MLASingh, M.P, and S.C Agarwal. Objective Tests in Undergraduate Mathematics: Number 7 :Differential Equations. Meerut University Press, 1976.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.