APA (7th ed.) Citation

Altman, D. (2005). Unjustified restrictions on letters to the editor. Public Library of Science.

Chicago Style (17th ed.) Citation

Altman, D. Unjustified Restrictions on Letters to the Editor. Public Library of Science, 2005.

MLA (9th ed.) Citation

Altman, D. Unjustified Restrictions on Letters to the Editor. Public Library of Science, 2005.

Warning: These citations may not always be 100% accurate.