William A. Humphrey: Полный список книг

William A. Humphrey: список всех книг (2)

Mining operations and engineering executive for Anaconda, Newmont, Homestake, 1950 to 1995 - William A. Humphrey

Mining operations and engineering executive for Anaconda, Newmont, Homestake, 1950 to 1995

William A. Humphrey

Fostering Brand Community Through Social Media

Jr. William F. Humphrey, Debra A. Laverie, Shannon B. Rinaldo