APA (7th ed.) Citation

(1963). Montessori-Werkbrief. Montessori-Vereinigung.

Chicago Style (17th ed.) Citation

Montessori-Werkbrief. Aachen: Montessori-Vereinigung, 1963.

MLA (9th ed.) Citation

Montessori-Werkbrief. Montessori-Vereinigung, 1963.

Warning: These citations may not always be 100% accurate.