Mathematics for engineers 
Nicolescu, Lilly Jeanne.
Stoka, M. I.
Georgescu, Adelina.
Tunbridge Wells Abacus Press,
1974
In 2 vols
Translation and revision of: 'Matematici pentru ingineri', vol.1. Bucharest : Editura Technică, 1969
Bibliography: p.453-455. - Includes index
Engineering mathematics.