APA-viite (7. p.)

Doff, A., Jones, C. J., & Mitchell, K. Meanings into words. Upper-intermediate. An integrated course for students of english: Teacher's book (6a ed.).

Chicago-viite (17. p.)

Doff, Adrian, Christopher J. Jones, ja Keith Mitchell. Meanings into Words. Upper-intermediate. An Integrated Course for Students of English: Teacher's Book. 6a ed.

MLA-viite (8. p.)

Doff, Adrian, et al. Meanings into Words. Upper-intermediate. An Integrated Course for Students of English: Teacher's Book. 6a ed.