Halim, S., & Halim, F. (2020). Competitive programming 4: The lower bound of programming contests in the 2020s. Ingram content group.
Chicago-Zitierstil (17. Ausg.)Halim, Steven, und Felix Halim. Competitive Programming 4: The Lower Bound of Programming Contests in the 2020s. United States, UK: Ingram content group, 2020.
MLA-Zitierstil (8. Ausg.)Halim, Steven, und Felix Halim. Competitive Programming 4: The Lower Bound of Programming Contests in the 2020s. Ingram content group, 2020.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.