APA Zitierstil

Meijer, H., & Hillers, E. (1981). International textbook revision in the field of geography: Some reflections on methods and principles. Internationale Schulbuchforschung, 3(3), 193.

Chicago Zitierstil

Meijer, Henk, und Elfriede Hillers. "International Textbook Revision in the Field of Geography: Some Reflections on Methods and Principles." Internationale Schulbuchforschung 3, no. 3 (1981): 193.

MLA Zitierstil

Meijer, Henk, und Elfriede Hillers. "International Textbook Revision in the Field of Geography: Some Reflections on Methods and Principles." Internationale Schulbuchforschung, vol. 3, no. 3, 1981, p. 193.