APA-referens (7:e uppl.)

HERTST, J. (2009). MAJOR INVENTIONS THROUGH HISTORY: THE HISTORY OF WEAPONS. LERNER BOOKS.

Chicago-referens (17:e uppl.)

HERTST, JUDITH. MAJOR INVENTIONS THROUGH HISTORY: THE HISTORY OF WEAPONS. LONDON: LERNER BOOKS, 2009.

MLA-referens (9:e uppl.)

HERTST, JUDITH. MAJOR INVENTIONS THROUGH HISTORY: THE HISTORY OF WEAPONS. LERNER BOOKS, 2009.