00408nam a2200157Ia 4500003000900000008004100009040001600050080001300066100001800079245003500097260004200132300000900174650002200183650002400205650002100229IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a500bKOT  aKothari, D. S 0aScience and mancD. S. Kothari  aNew DelhibIndiana Publicationsc1974  a44p.  a General science  a Science-general   aNASA thesaurus