Cita APA

Abbs, B., & Freebairn, I. (1989). Blueprint intermediate: Teacher's book. Longman.

Citación estilo Chicago

Abbs, Brian, and Ingrid Freebairn. Blueprint Intermediate: Teacher's Book. Harlow: Longman, 1989.

Cita MLA

Abbs, Brian, and Ingrid Freebairn. Blueprint Intermediate: Teacher's Book. Harlow: Longman, 1989.

Precaución: Estas citas no son 100% exactas.