Coutts, B. E., & Hoffert, B. (1997). The Reference Revolution: Wired for the '90s [and] New Customers, New Approaches.
Citazione stile Chigago Style (17a edizione)Coutts, Brian E., e Barbara Hoffert. The Reference Revolution: Wired for the '90s [and] New Customers, New Approaches. 1997.
Citatione MLA (9a ed.)Coutts, Brian E., e Barbara Hoffert. The Reference Revolution: Wired for the '90s [and] New Customers, New Approaches. 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.