APA Style

Montessori, M. (2007). The Advanced Montessori Method - 1 : Spontaneous Activity in Education (The Montessori Series). Amsterdam, Netherlands: Montessori-Pierson Publishing Company.

MLA Style

Montessori, Maria. "The Advanced Montessori Method - 1 : Spontaneous Activity in Education". The Montessori Series Amsterdam, Netherlands: Montessori-Pierson Publishing Company, 2007. Text.