Supplementary material
Subtitle: DE304 blocks 6 and 8 : offprints.
Contributors: Open University.
Series: Social sciences, a third level course. research methods in education and the social sciences; DE304; Social sciences third level course: research methods in education and the social sciences
Publisher: Open University
Published: 1980
Place of publication: Milton Keynes
Language: eng
Notes: Reprinted from various publications.