APA-referens (7:e uppl.)

OPPENHEIN A V. (2004). DISCRETE TIME SIGNAL PROCESSING (2ND.). PERSON EDUCATION.

Chicago-referens (17:e uppl.)

OPPENHEIN A V. DISCRETE TIME SIGNAL PROCESSING. 2ND. DELHI: PERSON EDUCATION, 2004.

MLA-referens (9:e uppl.)

OPPENHEIN A V. DISCRETE TIME SIGNAL PROCESSING. 2ND. PERSON EDUCATION, 2004.