APA (7th ed.) Citation

Ladas, G. E., & Lakshmikantham. (1972). Differential equations in abstract spaces. Academic Press.

Chicago Style (17th ed.) Citation

Ladas, G. E., and Lakshmikantham. Differential Equations in Abstract Spaces. Nueva York: Academic Press, 1972.

MLA (9th ed.) Citation

Ladas, G. E., and Lakshmikantham. Differential Equations in Abstract Spaces. Academic Press, 1972.