'... brings up to date the billing systems first presented [at a conference] in 1967, [published as: "Computer techniques", 1967] and describes developments since then' - Foreword.
Computer techniques, 1973 - billing systems : a record of a conference on computer-aided billing systems organised by the Royal Institution of Chartered Surveyors (Quantity Surveyors Division) at the . ISBN 0854060278. Published by Royal Institution of Chartered Surveyors, Quantity Surveyors (Research and Information) Committee in 1973. Publication and catalogue information, links to buy online and reader comments.