APA (7th ed.) Citation

ebrary, Inc, Granena, G., & Long, M. H. (2013). Sensitive periods, language aptitude, and ultimate L2 attainment. John Benjamins Publishing Company.

Chicago Style (17th ed.) Citation

ebrary, Inc, Gisela Granena, and Michael H. Long. Sensitive Periods, Language Aptitude, and Ultimate L2 Attainment. Amsterdam: John Benjamins Publishing Company, 2013.

MLA (9th ed.) Citation

ebrary, Inc, et al. Sensitive Periods, Language Aptitude, and Ultimate L2 Attainment. John Benjamins Publishing Company, 2013.