Estilo APA

Abbs, Brian, Freebairn, Ingrid. (1989). Blueprint intermediate : student's book / / Brian Abbs , Ingrid Freebairn . Harlow: Longman.

Estilo Chicago

Abbs, Brian, Freebairn, Ingrid. Blueprint intermediate : student's book / / Brian Abbs , Ingrid Freebairn. Harlow: Longman, 1989. IES DyT 9-001 Gral. San Martin.

Estilo MLA

Abbs, Brian, Freebairn, Ingrid. Blueprint intermediate : student's book / / Brian Abbs , Ingrid Freebairn. Harlow: Longman, 1989. IES DyT 9-001 Gral. San Martin.

Estilo Turabian

Abbs, Brian, Freebairn, Ingrid. Blueprint intermediate : student's book / / Brian Abbs , Ingrid Freebairn. Harlow: Longman, 1989. IES DyT 9-001 Gral. San Martin.