Cita APA (7a ed.)

Gross, M. J. (1986). Montessori's concept of personality. University Press of America.

Cita Chicago Style (17a ed.)

Gross, Michael J. Montessori's Concept of Personality. Lanham [etc.]: University Press of America, 1986.

Cita MLA (9a ed.)

Gross, Michael J. Montessori's Concept of Personality. University Press of America, 1986.