APA-viite (7. p.)

Doff, A., Jones, C. J., & Mitchell, K. Meanings into words Intermediate. Student's book (10a ed.).

Chicago-viite (17. p.)

Doff, Adrian, Christopher J. Jones, ja Keith Mitchell. Meanings into Words Intermediate. Student's Book. 10a ed.

MLA-viite (8. p.)

Doff, Adrian, et al. Meanings into Words Intermediate. Student's Book. 10a ed.