Leisure enhancement / Michael J. Leitner, Sara F. Leitner
COTA(S): 6203.1; 6203.2
Manual de operações mini-micro CDS/ISIS / Rafael António
COTA(S): 5070
Manual UNIMARC / edit. Brian P. Holt; colab. Sally H. McCallum e A. B. Long
COTA(S): 4399.1; 4399.2