creator	Koyama, Masataka; Nakahara, Tadao; Yamaguchi, Takeshi; Takeuchi, Tsuneo; Shimono, Kouji; Mori, Yasuyuki; Takazawa, Yoshiaki; Fujimoto, Shigeki; Sunahara, Tohru; Iwasaki, Hiroshi; Akagi, Mitsuru; Sasa, Hiroyuki; Shimizu, Norihiro; Yokoyama, Masanari; Okazaki, Masakazu; Ozaki, Youichi; Yoshimura, Naomichi;
journal title	THE ANNALS OF EDUCATIONAL RESEARCH
issue	Issue 21
date of issued	1993-03-20
SelfDOI	10.15027/29262

creator	Nakahara, Tadao; Koyama, Masataka; Yamaguchi, Takeshi; Katayama, Kazunori; Shinkami, Isamu; Usagawa, Nobuyuki; Sakai, Syuji; Inosako, Yasuhiro; Hiraoka, Kenji; Kono, Yoshifumi; Fujimoto, Yoshiaki; Sunahara, Toru;
journal title	THE ANNALS OF EDUCATIONAL RESEARCH
issue	Issue 21
date of issued	1993-03-20
SelfDOI	10.15027/29263

creator	Matsuoka, Shigenobu; Satoh, Yutaka; Ohbayashi, Ichiroh; Kajiwara, Hisami; Fusamae, Kohji; Okamoto, Masaki; Miyake, Yukinobu; Ikegami, Fusae; Yamashita, Ayako;
journal title	THE ANNALS OF EDUCATIONAL RESEARCH
issue	Issue 21
date of issued	1993-03-20
SelfDOI	10.15027/29264

creator	Inagaki, Minoru; Iwashige, Hirofumi; Hirata, Michinori; Torii, Yoko; Hiura, Michiyo; Tsuchiya, Ryoko;
journal title	THE ANNALS OF EDUCATIONAL RESEARCH
issue	Issue 21
date of issued	1993-03-20
SelfDOI	10.15027/29265