Citazione Stile APA (7a Edizione)
Hummel, K. M. (2014). Introducing second language acquisition: Perspectives and practices. John Wiley & Sons.
Citazione stile Chigago Style (17a edizione)
Hummel, Kirsten M. Introducing Second Language Acquisition: Perspectives and Practices. Chichester, West Sussex: John Wiley & Sons, 2014.
Citatione MLA (9a ed.)
Hummel, Kirsten M. Introducing Second Language Acquisition: Perspectives and Practices. John Wiley & Sons, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.