1. Open Doors , " U.S. Study Abroad Data from the 2021 Open Doors Report," Retrieved December 13, 2021 . https://opendoorsdata.org/data/us-study-abroad/fields-of-study/. Open Doors, "U.S. Study Abroad Data from the 2021 Open Doors Report," Retrieved December 13, 2021. https://opendoorsdata.org/data/us-study-abroad/fields-of-study/.
2. Gregg M. Warnick et al . 2018 . "Understanding Engineering and Technology Student Perceptions: Barriers to Study Abroad Participation" 2018 ASEE Annual Conference & Exposition. Paper ID #21574. Gregg M. Warnick et al. 2018. "Understanding Engineering and Technology Student Perceptions: Barriers to Study Abroad Participation" 2018 ASEE Annual Conference & Exposition. Paper ID #21574.
3. The Chronicle of Higher Education. 2021. "The Year Without Study Abroad" Retrieved October 8 2021. https://www.chronicle.com/article/the-year-without-study-abroad. The Chronicle of Higher Education. 2021. "The Year Without Study Abroad" Retrieved October 8 2021. https://www.chronicle.com/article/the-year-without-study-abroad.
4. James J. Butler and Shereen Khoja, "Development and Implementation of an Information-Based Short-Term Study Abroad Course," SIGCSE 2020 Proceedings , p. 1340 . https://doi.org/10.1145/3328778.3372641. 10.1145/3328778.3372641 James J. Butler and Shereen Khoja, "Development and Implementation of an Information-Based Short-Term Study Abroad Course," SIGCSE 2020 Proceedings, p. 1340. https://doi.org/10.1145/3328778.3372641.
5. Intercultural Development Inventory https://idiinventory.com/. Intercultural Development Inventory https://idiinventory.com/.