APA-viite (7. p.)

Lorens, C. S. (1964). Flowgraphs for the modeling and analysis of linear systems. McGraw-Hill.

Chicago-viite (17. p.)

Lorens, Charles Stanton. Flowgraphs for the Modeling and Analysis of Linear Systems. New York: McGraw-Hill, 1964.

MLA-viite (9. p.)

Lorens, Charles Stanton. Flowgraphs for the Modeling and Analysis of Linear Systems. McGraw-Hill, 1964.