Lua APA (7ú heag.)

Pennington, R. H. (1970). Introductory computer methods and numerical analysis (2nd ed.). Macmillan.

Lua i Stíl Chicago (17ú heag.)

Pennington, Ralph H. Introductory Computer Methods and Numerical Analysis. 2nd ed. London: Macmillan, 1970.

Lua MLA (9ú heag.)

Pennington, Ralph H. Introductory Computer Methods and Numerical Analysis. 2nd ed. Macmillan, 1970.

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