Gaya APA

Leong, F, H, D. (1996). Productivity and Service Quality: an essential reading for service providers. (--). New York: Prentice-Hall, Inc..

Gaya MLA

Leong, Flora, Han,, Debbie. "Productivity and Service Quality: an essential reading for service providers.". -- New York: Prentice-Hall, Inc., 1996. Text.