Patrick Campbell has written at least 4 books. Their most popular book is Software as a Science: Unlock Limitless Recurring Revenue Without Losing Control with 2 saves with an average rating of -⭐.
2 Readers
1991 • 1 Reader • 200 pages • 3
1981 • 1 Reader • 128 pages
1966 • 1 Reader • 235 pages • 1