Montello, D. R., & Sutton, P. C. (2013). An introduction to scientific research methods in geography and environmental studies (2a. ed.). Sage.
Citazione stile Chigago Style (17a edizione)Montello, Daniel R., e Paul C. Sutton. An Introduction to Scientific Research Methods in Geography and Environmental Studies. 2a. ed. Londres: Sage, 2013.
Citatione MLA (9a ed.)Montello, Daniel R., e Paul C. Sutton. An Introduction to Scientific Research Methods in Geography and Environmental Studies. 2a. ed. Sage, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.