General Bibliography
- Mandelli, Alfonso - 1903
- Martell, P. - 1917
- Martens, Frederick H. - 1919
- Martin, Thomas - Martin, Lawrence - 1996
- Martin, Thomas - Martin, Lawrence - 1999
- Marubbi, Mario - 2001
- Marubbi, Mario - 2003
- Marubbi, Mario - 2004
- Marubbi, Mario - 2007
- Mayer, Fritz - 1919
- Mazzetti, Francesco - 1734
- McDougall, Barbara - 1994
- McDougall, Barbara - 1993
- Meints Caldwell, Catharina - 2012
- Melani, Alfredo - 1886
- Melisi, Francesco - 1995
- Melkus, Eduard - 1972
- Melkus, Eduard - 1975
- Mell, Albert - 1977
- Mell, Albert - 1978