D. J. Hancox

Secret hydrographic surveys in

Secret hydrographic surveys in the Spratly Islands

1997

Tables, Data and Formulae for Engineers and Mathematicians

1989

Mathematics for technicians 3

1983

Mathematics for technicians 1

1982

Mathematics for technicians 2

1982

Mathematics for technicions

Mathematics for technicions

1982

Number puzzles for all the fam

Number puzzles for all the family

1978