Simmons, G. F. (2007). Student's solutions manual to accompany differential equations: Theory, technique, and practice. Boston: McGraw-Hill Higher education.
Chicago-стиль цитированияSimmons, George F. Student's Solutions Manual to Accompany Differential Equations: Theory, Technique, and Practice. Boston: McGraw-Hill Higher education, 2007.
MLA-цитированиеSimmons, George F. Student's Solutions Manual to Accompany Differential Equations: Theory, Technique, and Practice. Boston: McGraw-Hill Higher education, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.