Ledermann, Walter, 1911-2009.
Complex numbers. - London, Routledge and Paul [1960] - 62 p. illus. 19 cm.
62034911
Numbers, Complex. [from old catalog]
QA255 / .L36 1960a
Complex numbers. - London, Routledge and Paul [1960] - 62 p. illus. 19 cm.
62034911
Numbers, Complex. [from old catalog]
QA255 / .L36 1960a