Title: Fundamental Algorithms for Permutation Groups / Edition 1, Author: Gregory Butler
Title: DISUNITED BROTHERHOODS: ...race, racketeering and the fall of the New York construction unions, Author: Gregory Butler
Title: J. S. Bach's Concerted Ensemble Music: The Concerto, Author: Gregory Butler
Title: Blac, Belt, Psalmist, Author: Gregory Butler
Title: LOST TOWERS: ýinside the World Trade Center cleanup, Author: Gregory Butler
Title: Bach Perspectives, Volume 6: J. S. Bach's Concerted Ensemble Music, The Ouverture, Author: Gregory Butler
Title: Angus' First Letter to Susan, Author: Gregory Butler