Programmiertes Lernen im Erdkundeunterricht
By: von Josef Hardmann [et al.]
Contributors: Hardmann, Josef.
Series: Der Erdkundeunterricht ;; Heft 9
Publisher: Klett
Published: 1969
Place of publication: Stuttgart
Language: ger
Number of pages: 104
Subjects: Geography -- Programmed instruction.
Notes: Includes bibliographical references.