乳幼児の世界
Subtitle: kokoro no hattatsu
By: Nomura Shōgo cho
Series: Iwanami shinsho. Kiban -- 141
Publisher: Iwanami Shoten
Published: 1980
Place of publication: Tōkyō
Language: jpn
Number of pages: 211
Subjects: Infant psychology; Child psychology
Other titles: Nyūyōji no sekai