APA

Parker B., . (1989). Invisible Matter and The Fate Of The Universe. NEW YORK: .

Chicago

Parker BARRY, . 1989. Invisible Matter and The Fate Of The Universe. NEW YORK: .

Harvard

Parker B., . (1989). Invisible Matter and The Fate Of The Universe. NEW YORK: .

MLA

Parker BARRY, . Invisible Matter and The Fate Of The Universe. NEW YORK: . 1989.