Cita APA (7a ed.)

Blow, S. E. (1899). Letters to a mother on the philosophy of Froebel. Appleton.

Cita Chicago Style (17a ed.)

Blow, Susan Elizabeth. Letters to a Mother on the Philosophy of Froebel. New York: Appleton, 1899.

Cita MLA (9a ed.)

Blow, Susan Elizabeth. Letters to a Mother on the Philosophy of Froebel. Appleton, 1899.