Jackson, A.
Mechanical engineering science for 01 / [by] R. M. Helsdon. - London : Lonman, [c1971] - xi, 163 p. : ill. ; 22 cm.
0582425492 0582425506 9780582425491
Mechanical engineering.
621
Mechanical engineering science for 01 / [by] R. M. Helsdon. - London : Lonman, [c1971] - xi, 163 p. : ill. ; 22 cm.
0582425492 0582425506 9780582425491
Mechanical engineering.
621