APA

Gruber (Martin), . (2000). Mastering Sql.W/Cd. : .

Chicago

Gruber (Martin), . 2000. Mastering Sql.W/Cd. : .

Harvard

Gruber (Martin), . (2000). Mastering Sql.W/Cd. : .

MLA

Gruber (Martin), . Mastering Sql.W/Cd. : . 2000.