APA

Groff (J R) ;Weinberg (P N), . (1994). Lan Times Guide To Sql. : .

Chicago

Groff (J R) ;Weinberg (P N), . 1994. Lan Times Guide To Sql. : .

Harvard

Groff (J R) ;Weinberg (P N), . (1994). Lan Times Guide To Sql. : .

MLA

Groff (J R) ;Weinberg (P N), . Lan Times Guide To Sql. : . 1994.