Citazione APA

Hacker, D., & Renshaw, B. (1979). Practical guide for writers. Winthrop Pubs Inc.

Stile di citazione Chicago

Hacker, Diana, e Betty Renshaw. Practical Guide for Writers. Cambridge: Winthrop Pubs Inc, 1979.

Citazione MLA

Hacker, Diana, e Betty Renshaw. Practical Guide for Writers. Winthrop Pubs Inc, 1979.