SPSS Inc. (1990). SPSS LISREL 7 and PRELIS: User's guide and reference. SPSS.
Cita Chicago (17th ed.)SPSS Inc. SPSS LISREL 7 and PRELIS: User's Guide and Reference. Chicago: SPSS, 1990.
Cita MLA (9th ed.)SPSS Inc. SPSS LISREL 7 and PRELIS: User's Guide and Reference. SPSS, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.