P1073 Translation of: Improvizatsii︠a︡ v shakhmatnom iskusstve.
Buy a copy
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
David Bronstein - chess improviser by B. S. Vaĭnshteĭn. ISBN 0080297234. Published by Pergamon in 1983. Publication and catalogue information, links to buy online and reader comments.