61. The world of child labor :
پدیدآورنده : Hugh D. Hindman, editor.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Child labor-- History.,Child labor.,Analyse comparative.,Barnarbete-- historia.,BUSINESS & ECONOMICS-- Labor.,Child labor.,Histoire.,Kinderarbeit,POLITICAL SCIENCE-- Labor & Industrial Relations.,Travail des enfants.,Monde., 7
رده :
HD6231
.
W67
2009eb
62. Trace analysis; physical methods
پدیدآورنده : / George Harold Morrison, editor
کتابخانه: Central Library and Archive Center of shahid Beheshti University (Tehran)
موضوع : Trace elements,Chemistry, Analytic
رده :
544
Mo-T