.Walas, S. M. (1991). Modeling with differential equations in chemical engineering. Butterworth-Heinemann.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি.Walas, Stanley M. Modeling with Differential Equations in Chemical Engineering. Boston: Butterworth-Heinemann, 1991.
M.L.A (9 ম সংস্করণ) উদ্ধৃতি.Walas, Stanley M. Modeling with Differential Equations in Chemical Engineering. Butterworth-Heinemann, 1991.