Paperback
details (UK).(see also: eBook (Kindle))
details (USA).(see also: eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-422-72600-9
ISBN-10: 0-422-72600-1
Tavistock Pubns. · 1969