"0, . "
encyclopedia international. valhalla-zworykin.19: / - 1 ed. - usa : grolier 1976. - ", 600p.; 26 cm."
includes bibliography
0 7172 0707 2 hard cover
--
031. enc (ref)
encyclopedia international. valhalla-zworykin.19: / - 1 ed. - usa : grolier 1976. - ", 600p.; 26 cm."
includes bibliography
0 7172 0707 2 hard cover
--
031. enc (ref)