"ostrowsky, o. "
engineering drawing for technicians :vol.1: / o. ostrowsky - 1 ed. - u.k. : elbs . - ", 94p.; 21 cm."
T353 / .O68 1981
604. 2 ost
engineering drawing for technicians :vol.1: / o. ostrowsky - 1 ed. - u.k. : elbs . - ", 94p.; 21 cm."
T353 / .O68 1981
604. 2 ost