Toshiiki ni oite shizen kankyō no hozen e no iyoku o takameru kankyō kyōiku.
By: Tanimura Taibi.
Series: Kenkyū kiyō -- dai 180-gō
Publisher: Ōsaka-shi Kyōiku Sentā
Published: 2007
Place of publication: Ōsaka-shi
Language: jpn
Number of pages: 34
Other titles: Shōgakkō dankai ni okeru hattatsu ni ōjita kankyō kyōiku no susumekata