Title: ha-Mayim : masekhet limudim le-khitah 5 : madrikh la-moreh.
Authors: Yehudaʼi, Mirah.; Mintsberg, Ḥayah.; Lahav, Yaʼir.; Ḳibuts ha-meʼuḥad.
Year: 1970
Subjects: Water Study and teaching (Elementary) Israel.