Webster, N. (2015). The elementary spelling book being an improvement on the American Spelling-book.
Cita Chicago Style (17a ed.)Webster, Noah. The Elementary Spelling Book Being an Improvement on the American Spelling-book. 2015.
Cita MLA (9a ed.)Webster, Noah. The Elementary Spelling Book Being an Improvement on the American Spelling-book. 2015.
Precaución: Estas citas no son 100% exactas.