APA (7e ed.) Bronvermelding

Maria G. Bartolini Bussi & Xuhua Sun. (2018). Building the Foundation: Whole Numbers in the Primary Grades: The 23rd ICMI Study. Springer Nature.

Chicago (17e ed.) Bronvermelding

Maria G. Bartolini Bussi en Xuhua Sun. Building the Foundation: Whole Numbers in the Primary Grades: The 23rd ICMI Study. Springer Nature, 2018.

MLA (9e ed.) Bronvermelding

Maria G. Bartolini Bussi en Xuhua Sun. Building the Foundation: Whole Numbers in the Primary Grades: The 23rd ICMI Study. Springer Nature, 2018.

Let op: Deze citaties zijn niet altijd 100% accuraat.