ABBS, & FREEBAIRN. (1993). Blueprint upper intermediate: Students' book. Essex: Longman.
Chicago Style CitationABBS, and FREEBAIRN. Blueprint Upper Intermediate: Students' Book. Essex: Longman, 1993.
MLA CitationABBS, and FREEBAIRN. Blueprint Upper Intermediate: Students' Book. Essex: Longman, 1993.
Warning: These citations may not always be 100% accurate.