Reference page
Brain picture: Retrieved from http://www.c3a.org.sg/Learning_contect.do?id=80001
Dementia Picture: Robert Carter, 2014.
The New York Times, 2012, p.1
Viorica Marian, and Anthony Shook, 2012, p.1
Penn State News, 2011, p.1
Cited in “Why Learning Multiple Languages Is Important”, 2017, p.
Bhattacharjee Y. (2012) “Why bilinguals are smarter”
Marian V. and Shook A. (2012) “The cognitive benefits of being Bilingual”
Penn State News (2011) “Juggling languages can build better brains
Legg T. (2016) “Dementia and Alzheimer's: What Are the Differences?”
Pages 30 & 31
Cherry K.(2019) “The basics of cognition”
Benefits of learning languages, pages 13-14
page 6
page 12