BIECH ELAINE. (2003). ANNUAL 2003: TRAINING. JOSSEY-BASS PUBLICATIONS.
Chicago-čujuhus (17. p.)BIECH ELAINE. ANNUAL 2003: TRAINING. SAN FRANCISCO: JOSSEY-BASS PUBLICATIONS, 2003.
MLA-čujuhus (9. p.)BIECH ELAINE. ANNUAL 2003: TRAINING. JOSSEY-BASS PUBLICATIONS, 2003.
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