APA

Lhotka Rockford, . (1999). Professional Visual Basic 6 Distributed Objects. : .

Chicago

Lhotka Rockford, . 1999. Professional Visual Basic 6 Distributed Objects. : .

Harvard

Lhotka Rockford, . (1999). Professional Visual Basic 6 Distributed Objects. : .

MLA

Lhotka Rockford, . Professional Visual Basic 6 Distributed Objects. : . 1999.