Argudo Vicuña, R., & Estes, R. (2014). Chronological development and classifications of irregular verbs in english.
Cita Chicago (17th ed.)Argudo Vicuña, Rafael, i Robert Estes. Chronological Development and Classifications of Irregular Verbs in English. 2014.
Cita MLA (8th ed.)Argudo Vicuña, Rafael, i Robert Estes. Chronological Development and Classifications of Irregular Verbs in English. 2014.
Atenció: Aquestes cites poden no estar 100% correctes.