APA Style
BUSSI, M, G, B., Xu, H, S. (2018).
Building the Foundation: Whole Numbers in the Primary Grades; The 23rd ICMI (International Commission on Mathematical Instruction) Study .
Heidelberg, Jerman:
Springer International Publishing.
MLA Style
BUSSI, Maria, G., Bartolini., Xu, Hua, Sun.
"Building the Foundation: Whole Numbers in the Primary Grades; The 23rd ICMI (International Commission on Mathematical Instruction) Study".
Heidelberg, Jerman:
Springer International Publishing,
2018.
Text.