APA

Redl (Siegmund M), . (1995). Introduction To Gsm. : .

Chicago

Redl (Siegmund M), . 1995. Introduction To Gsm. : .

Harvard

Redl (Siegmund M), . (1995). Introduction To Gsm. : .

MLA

Redl (Siegmund M), . Introduction To Gsm. : . 1995.