Cita APA (7th ed.)

Pagel, L. G., & Norstrom, B. (2011). Proofreading & editing precision. South-Western Cengage Learning.

Cita Chicago (17th ed.)

Pagel, Larry G., i Barbara Norstrom. Proofreading & Editing Precision. Mason , Ohio: South-Western Cengage Learning, 2011.

Cita MLA (9th ed.)

Pagel, Larry G., i Barbara Norstrom. Proofreading & Editing Precision. South-Western Cengage Learning, 2011.