APA Style

ABBS, Brian, FREEBAIRN, Ingrid. (1990). Blueprint upper intermediate: students book . London: Longman Group.

Chicago Style

ABBS, Brian, FREEBAIRN, Ingrid. Blueprint upper intermediate: students book. London: Longman Group, 1990. Text.

MLA Style

ABBS, Brian, FREEBAIRN, Ingrid. Blueprint upper intermediate: students book. London: Longman Group, 1990. Text.

Turabian Style

ABBS, Brian, FREEBAIRN, Ingrid. Blueprint upper intermediate: students book. London: Longman Group, 1990. Print.