Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Okada Tsutomu,"Friendship Style, Adaptation, and Perceived Selves in Contemporary College Students",The Japanese Journal of Personality,13488406,Japan Society of Personality Psychology,2007,15,2,135-148,https://cir.nii.ac.jp/crid/1390282680188574464,https://doi.org/10.2132/personality.15.135