APA (7. basım) Alıntı

Levitan, S. A. (1990). Programs in aid of the poor. Johns Hopkins University Press.

Chicago Style (17. basım) Atıf

Levitan, Sar A. Programs in Aid of the Poor. Baltimore: Johns Hopkins University Press, 1990.

MLA (9th ed.) Atıf

Levitan, Sar A. Programs in Aid of the Poor. Johns Hopkins University Press, 1990.