Cita APA (7th ed.)

Schusky, E. L. (1981). Introduction to social science. Prentice-Hall.

Cita Chicago (17th ed.)

Schusky, Ernest Lester. Introduction to Social Science. Englewood Cliffs, N.J: Prentice-Hall, 1981.

Cita MLA (9th ed.)

Schusky, Ernest Lester. Introduction to Social Science. Prentice-Hall, 1981.