Cryptocurrency : Bitcoin, Blockchain, CryptocurrencyNeil Hoffman, Gary McAllen · First published 2017Open the Tome
Substance among Other CategoriesJoshua Hoffman, Gary S. Rosenkrantz · First published 2007Open the Tome
Williams ObstetricsSusan M. Cox, Claudia L. Werner, Barbara Hoffman, Gary Cunningham · First published 2005Open the Tome
Curbing international piracy of intellectual propertyGary M. Hoffman · First published 1989Open the Tome
