Wrenn, C. G., & Dugan, W. E. (1950). Guidance procedures in high school: Some recommended procedures based upon a survey of present practices in Minnesota. University of Minnesota Press.
Style de citation Chicago (17e éd.)Wrenn, C. Gilbert, et Willis E. Dugan. Guidance Procedures in High School: Some Recommended Procedures Based upon a Survey of Present Practices in Minnesota. Minneapolis: University of Minnesota Press, 1950.
Style de citation MLA (8e éd.)Wrenn, C. Gilbert, et Willis E. Dugan. Guidance Procedures in High School: Some Recommended Procedures Based upon a Survey of Present Practices in Minnesota. University of Minnesota Press, 1950.
Attention : ces citations peuvent ne pas être correctes à 100%.