APA-referens (7:e uppl.)
Invitación a la exposición The Freedom Machine limited edition print by Laurie S. Whitehead. A centennial celebration of Ottmar Mergenthaler's linotype 1885-1985. The Museum of Printing History 1324 West Clay Street, Houston, Texas 77019.
Chicago-referens (17:e uppl.)
Invitación a La Exposición The Freedom Machine Limited Edition Print by Laurie S. Whitehead. A Centennial Celebration of Ottmar Mergenthaler's Linotype 1885-1985. The Museum of Printing History 1324 West Clay Street, Houston, Texas 77019.
MLA-referens (9:e uppl.)
Invitación a La Exposición The Freedom Machine Limited Edition Print by Laurie S. Whitehead. A Centennial Celebration of Ottmar Mergenthaler's Linotype 1885-1985. The Museum of Printing History 1324 West Clay Street, Houston, Texas 77019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.