Agarwal, R. P. (1979). Boundary value problems for higher order differential equations. Matscience.
Chicago-стиль цитированияAgarwal, Ravi P. Boundary Value Problems for Higher Order Differential Equations. Madras: Matscience, 1979.
MLA-цитированиеAgarwal, Ravi P. Boundary Value Problems for Higher Order Differential Equations. Matscience, 1979.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.