Letica, M. (2016). Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja (Undergraduate thesis). Osijek: Josip Juraj Strossmayer University of Osijek, Faculty of Education. Retrieved from https://urn.nsk.hr/urn:nbn:hr:141:065240
Letica, Marija. "Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja." Undergraduate thesis, Josip Juraj Strossmayer University of Osijek, Faculty of Education, 2016. https://urn.nsk.hr/urn:nbn:hr:141:065240
Letica, Marija. "Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja." Undergraduate thesis, Josip Juraj Strossmayer University of Osijek, Faculty of Education, 2016. https://urn.nsk.hr/urn:nbn:hr:141:065240
Letica, M. (2016). 'Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja', Undergraduate thesis, Josip Juraj Strossmayer University of Osijek, Faculty of Education, accessed 15 August 2024, https://urn.nsk.hr/urn:nbn:hr:141:065240
Letica M. Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja [Undergraduate thesis]. Osijek: Josip Juraj Strossmayer University of Osijek, Faculty of Education; 2016 [cited 2024 August 15] Available at: https://urn.nsk.hr/urn:nbn:hr:141:065240
M. Letica, "Razvoj matematičkih pojmova u ustanovama ranoga i predškolskoga odgoja i obrazovanja", Undergraduate thesis, Josip Juraj Strossmayer University of Osijek, Faculty of Education, Osijek, 2016. Available at: https://urn.nsk.hr/urn:nbn:hr:141:065240