00690cam a22002534a 4500003001000000005001700010008004100027020001500068040002500083041000800108044000800116080001900124100002000143245005500163260003900218300002700257490001800284650002200302650002300324650002600347650001900373650002500392655001900417AR-SsjUIB20250716140133.0250429s1975 xxk 000 0 eng d a0194375021 aAR-SsjUIBcAR-SsjUIB0 aeng axxk a802.0-07:621.71 aMountford, Alan10aEnglish in workshop practice :bteacher's edition. aLondon :bUniversity Press,c1975. a146 p. :bil. ;c23 cm0 aEnglish focus 7aEnseñanza2lemb 7aHerramientas2lemb 7aIdioma inglés2lemb 7aInglés2lemb 7aLengua inglesa2lemb 7aLibro2unescot