Harris, B. M., Bessent, W., & McIntyre, K. E. (1969). In-service education: A guide to better practice. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Harris, Ben M., Wailand Bessent, e Kenneth E. McIntyre. In-service Education: A Guide to Better Practice. Englewood Cliffs, NJ: Prentice-Hall, 1969.
Citatione MLA (9a ed.)Harris, Ben M., et al. In-service Education: A Guide to Better Practice. Prentice-Hall, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.