Asin, R. C. (2004). Solved problems in elementary differential equations (RBB 8th ed.). Almar Books Supply & General MErchandise.
Chicago-referens (17:e uppl.)Asin, Ricardo C. Solved Problems in Elementary Differential Equations. RBB 8th ed. Sampaloc, Manila: Almar Books Supply & General MErchandise, 2004.
MLA-referens (9:e uppl.)Asin, Ricardo C. Solved Problems in Elementary Differential Equations. RBB 8th ed. Almar Books Supply & General MErchandise, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.