Cita APA (7th ed.)

KERNIGHAM BRIAN W. (1989). UNIX PROGRAMMING ENVIRONMENT. PRENTICE -HALL INTERNATIONAL, INC.

Cita Chicago (17th ed.)

KERNIGHAM BRIAN W. UNIX PROGRAMMING ENVIRONMENT. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1989.

Cita MLA (9th ed.)

KERNIGHAM BRIAN W. UNIX PROGRAMMING ENVIRONMENT. PRENTICE -HALL INTERNATIONAL, INC, 1989.