APA

GRAVER R., BARBER M., . (1992). DATABASE MANAGEMENT USING DBASE IV AND SQL. NEW YORK: MCGRAW-HILL.

Chicago

GRAVER ROBERT, BARBER MARYANN, . 1992. DATABASE MANAGEMENT USING DBASE IV AND SQL. NEW YORK: MCGRAW-HILL.

Harvard

GRAVER R., BARBER M., . (1992). DATABASE MANAGEMENT USING DBASE IV AND SQL. NEW YORK: MCGRAW-HILL.

MLA

GRAVER ROBERT, BARBER MARYANN, . DATABASE MANAGEMENT USING DBASE IV AND SQL. NEW YORK: MCGRAW-HILL. 1992.