Cita APA (7th ed.)

Schildt, H. (1990). Teach yourself DOS. McGraw-Hill.

Cita Chicago (17th ed.)

Schildt, Herbert. Teach Yourself DOS. Berkeley, CA: McGraw-Hill, 1990.

Cita MLA (9th ed.)

Schildt, Herbert. Teach Yourself DOS. McGraw-Hill, 1990.