Vista normal Vista MARC Vista ISBD

Warnken, Kelly

The information brokers : howto start and operate your own fee-based service / by Kelly Warnken - New York : Bowker, 1981 - 154 p. - Information management series ; 2 .

Monografía

ISBN: 0835213471 0835217639 (rustica)

Subjects--Index Terms: Servicios de Información - E.U

LC Class. No.: Z674.5U5/W36