APA Style

Birchenough, Lucy. (2016). Checkpoint English Teacher's Guide Stage 7 (CD) . London: Collins Educational.

Chicago Style

Birchenough, Lucy. Checkpoint English Teacher's Guide Stage 7 (CD). London: Collins Educational, 2016. CD-ROM.

MLA Style

Birchenough, Lucy. Checkpoint English Teacher's Guide Stage 7 (CD). London: Collins Educational, 2016. CD-ROM.

Turabian Style

Birchenough, Lucy. Checkpoint English Teacher's Guide Stage 7 (CD). London: Collins Educational, 2016. CD-ROM.