Focal is a publisher who has published at least 4 editions.
2 The Library of Communication Techniques
January 1, 1953 • Physical Book • 1 Reader • 411 pages • Info Second Edition • 4.5
January 1, 1968 • Physical Book
January 1, 1969 • Physical Book • 540 pages • Info 10th, 11th
January 1, 2009 • Physical Book