APA (7th ed.) Citation

Mandl, H. (1990). Learning and instruction: European research in an international context. Pergamon Press.

Chicago Style (17th ed.) Citation

Mandl, Heinz. Learning and Instruction: European Research in an International Context. Oxford: Pergamon Press, 1990.

MLA (8th ed.) Citation

Mandl, Heinz. Learning and Instruction: European Research in an International Context. Pergamon Press, 1990.