Philippines: eastern Luzon earthquake of 7 april 1970 / by -I. Skinner, M. Watabe
Skinner, I.
Philippines: eastern Luzon earthquake of 7 april 1970 / by -I. Skinner, M. Watabe - París, [Francia] : UNESCO - [48] p. - Serial ; no.2220/BMS.RD/SCE .
Philippines: eastern Luzon earthquake of 7 april 1970 / by -I. Skinner, M. Watabe - París, [Francia] : UNESCO - [48] p. - Serial ; no.2220/BMS.RD/SCE .