Yōji no shutaiteki na kōdō o unagasu kankyō no kōsei no arikata ni kansuru kenkyū
Subtitle: asobi no bamen ni okeru ningen kankei o chūshin ni : Heisei 3-nendo kenkyū kiyō
Series: Kenkyū kiyō -- 141; Kenkyū kiyō (Iwate Kenritsu Sōgō Kyōiku Sentā) -- 141.
Publisher: Iwate Kenritsu Sōgō Kyōiku Sentā
Published: 1992
Place of publication: Hanamaki-shi
Language: jpn
Number of pages: 31
Subjects: Child development; International relations in children