Apps, J. W. (1985). Improving Practice In Continuing Education Jerold W. Apps. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Apps, Jerold W. Improving Practice In Continuing Education Jerold W. Apps. Jossey-Bass, 1985.
Lua MLA (8ú heag.)Apps, Jerold W. Improving Practice In Continuing Education Jerold W. Apps. Jossey-Bass, 1985.
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