APA-viite (7. p.)

LEWIS, H. R. (2001). ELEMENTS OF THE THEORY OF COMPUTATION 2 ND EDI. PEA.

Chicago-viite (17. p.)

LEWIS, H R. ELEMENTS OF THE THEORY OF COMPUTATION 2 ND EDI. NEW DELHI: PEA, 2001.

MLA-viite (9. p.)

LEWIS, H R. ELEMENTS OF THE THEORY OF COMPUTATION 2 ND EDI. PEA, 2001.