Citazione Stile APA (7a Edizione)
Goodwin, B., & Hubbell, E. R. (2013). The 12 touchstones of good teaching: A checklist for staying focused every day. ASCD.
Citazione stile Chigago Style (17a edizione)
Goodwin, Bryan, e Elizabeth Ross Hubbell. The 12 Touchstones of Good Teaching: A Checklist for Staying Focused Every Day. Alexandria, Virginia: ASCD, 2013.
Citatione MLA (9a ed.)
Goodwin, Bryan, e Elizabeth Ross Hubbell. The 12 Touchstones of Good Teaching: A Checklist for Staying Focused Every Day. ASCD, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.