Date, C. J., & White, C. J. [ca. 1989]. A guide to SQL/DS : a user’s guide to the IBM product Structured Query Language , Data System ; (a relatioal database management system for the VM and VSE environments) and its major companion products QMF, AS, CSP, etc. (Reprinted with corr.) [Book]. Reading, Mass. [u.a.]: Addison-Wesley.

DATE, Chris J. und WHITE, Colin J., 1989. A guide to SQL/DS : a user’s guide to the IBM product Structured Query Language , Data System ; (a relatioal database management system for the VM and VSE environments) and its major companion products QMF, AS, CSP, etc. Reprinted with corr. Reading, Mass. [u.a.]: Addison-Wesley. ISBN 0201146886.

Date, C. J., und C. J. White. A guide to SQL/DS : a user’s guide to the IBM product Structured Query Language , Data System ; (a relatioal database management system for the VM and VSE environments) and its major companion products QMF, AS, CSP, etc. Reprinted with corr., book, Addison-Wesley, 1989.

Date, Chris J./White, Colin J.: A guide to SQL/DS : a user’s guide to the IBM product Structured Query Language , Data System ; (a relatioal database management system for the VM and VSE environments) and its major companion products QMF, AS, CSP, etc., Reprinted with corr. Aufl. Reading, Mass. [u.a.] 1989.

Date, C.J. und White, C.J. (1989), A guide to SQL/DS : a user’s guide to the IBM product Structured Query Language , Data System ; (a relatioal database management system for the VM and VSE environments) and its major companion products QMF, AS, CSP, etc., Reprinted with corr., Bd. , Addison-Wesley, Reading, Mass. [u.a.].