Cita APA (7th ed.)

Schulz, E. B. (1958). Essentials of government. Prentice-Hall.

Cita Chicago (17th ed.)

Schulz, Ernst Bernhard. Essentials of Government. Englewood Cliffs, N.J: Prentice-Hall, 1958.

Cita MLA (9th ed.)

Schulz, Ernst Bernhard. Essentials of Government. Prentice-Hall, 1958.