APA Style

Montessori, M. et al (). Toodlers B: Langauge, Social and Practical Life Activities for Children From 12 to 24 Months . : NAMC.

MLA Style

Montessori, Maria. et al. "Toodlers B: Langauge, Social and Practical Life Activities for Children From 12 to 24 Months". : NAMC, . Text.