APA (7th ed.) Citation

Sandra Higareda, Georgina López, & Gerrard Mugford. (2009). ¿Duermes mucho Tony? Interpersonal and Transactional Uses of L1 in the Foreign-Language Classroom. Universidad Nacional de Colombia.

Chicago Style (17th ed.) Citation

Sandra Higareda, Georgina López, and Gerrard Mugford. ¿Duermes Mucho Tony? Interpersonal and Transactional Uses of L1 in the Foreign-Language Classroom. Universidad Nacional de Colombia, 2009.

MLA (9th ed.) Citation

Sandra Higareda, et al. ¿Duermes Mucho Tony? Interpersonal and Transactional Uses of L1 in the Foreign-Language Classroom. Universidad Nacional de Colombia, 2009.

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