APA (7th ed.) Citation

Sen, C. d. l. (1977). SPSS-5. [s.n.].

Chicago Style (17th ed.) Citation

Sen, Carmen de la. SPSS-5. [S.l.]: [s.n.], 1977.

MLA (9th ed.) Citation

Sen, Carmen de la. SPSS-5. [s.n.], 1977.

Warning: These citations may not always be 100% accurate.