Cita APA (7th ed.)

Richtmyer, R. D., & Morton, K. W. (1967). Difference methods for initial-value problems (2nd ed.). Interscience Publishers.

Cita Chicago (17th ed.)

Richtmyer, Robert D., i K. W. Morton. Difference Methods for Initial-value Problems. 2nd ed. New York: Interscience Publishers, 1967.

Cita MLA (9th ed.)

Richtmyer, Robert D., i K. W. Morton. Difference Methods for Initial-value Problems. 2nd ed. Interscience Publishers, 1967.