Elements of preschool playyards
By: by R. Martin Helick. With Margaret T. Watkins.
Publisher: Regent Graphic Services
Published: 1973
Place of publication: Pittsburgh
Language: eng
Number of pages: 264
Subjects: Playgrounds.
Other titles: Preschool playyards.
Notes: On cover: The playyard at Louise: How we imagined it. How we constructed it. How the children use it.