Hamburger, H. L., & Grimshaw, M. E. (1956). Linear transformations in n-dimensional vector space: An introduction to the theory of Hilbert space.
Chicago Edition CitationHamburger, H L., and M E. Grimshaw. Linear Transformations in N-dimensional Vector Space: An Introduction to the Theory of Hilbert Space. Cambridge University Press, Cambridge, 1956.
MLA Edition CitationHamburger, H L., and M E. Grimshaw. Linear Transformations in N-dimensional Vector Space: An Introduction to the Theory of Hilbert Space. 1956.
Warning: These citations may not always be 100% accurate.