APA-referens

Grant, C. W., & Butach, J. (1982). Introduction to the UCSD P system. Sybex.

Chicago-stil citat

Grant, Charles W., och Jon Butach. Introduction to the UCSD P System. Berkeley: Sybex, 1982.

MLA-referens

Grant, Charles W., och Jon Butach. Introduction to the UCSD P System. Sybex, 1982.