Gaya APA

Zill, D, G. (1905). A First Course in Differential Equations with Modeling Applications . : CV. Spektra Anugerahabadi.

Gaya MLA

Zill, Dennis, G.. "A First Course in Differential Equations with Modeling Applications". : CV. Spektra Anugerahabadi, 1905. Tadris Ilmu Pengetahuan Alam.