Author	Title	Edition	Publisher	Year	Series	Number	ISBN	ISSN	URL
Dörnyei, Zoltán and Schmidt, Richard W.	Motivation and second language acquisition		Second Language Teaching & Curriculum Center, University of Hawai`i at Mānoa	2001	Technical report	#23	082482458X		https://ci.nii.ac.jp/ncid/BA52961829