12 1 10 an integrated course for pre-intermediate students / L.G. Alexander Alexander, L.G. Primary Author mixed material 00582523303 London: Longman 1980 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F35479.jpg an integrated course for pre-intermediate students / L.G. Alexander Alexander, L.G. Primary Author mixed material London : Longman 1989 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F20467.jpg Alexander, L.G. Primary Author mixed material 0582218691 Essex : Longman 1993 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F22107.jpg recorded Drills : tapescript / L.G. Alexander Alexander, L.G. Primary Author mixed material Kanisius : Longman 1983 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F27678.jpg Alexander, L.G. Primary Author mixed material London : Longmans Group Limited 1980 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F23682.jpg Alexander, L.G. Primary Author mixed material 0582558921ben New York : Longman 1994 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F26758.jpg Alexander, L.G. Primary Author mixed material 0582523036 Burnt Mill : L.G. Aleexander 1981 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F5907.jpg students book, an integrated course for beginners / L.G. Alexander ; illustrated by Tom Bailey, Ted Pettengell Alexander, L.G. Primary Author mixed material London : Longman 1988 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F20146.jpg Alexander, L.G. Primary Author mixed material 0582523036 Essex : Longman 1989 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F4059.jpg an intergrated course for intermediate students / L.G. Alexander Alexander, L.G. Primary Author mixed material London : Longmans 1980 https%3A%2F%2Fsipadu.um.ac.id%2Fadmin%2Fpengolahan_buku%2Fimages%2Fupdbuku%2F23681.jpg