Παραπομπή APA

Gribbin, J. (1998). In search of the big bang: The life and death of the universe. Penguin.

Παραπομπή Chicago Style

Gribbin, John. In Search of the Big Bang: The Life and Death of the Universe. England: Penguin, 1998.

Παραπομπή MLA

Gribbin, John. In Search of the Big Bang: The Life and Death of the Universe. Penguin, 1998.