Arms and armor from the permanent collection.

MLA

Nickel, Helmut. Arms and Armor From the Permanent Collection. New York: Metropolitan Museum of Art, 1999.

APA

Nickel, H. (1999). Arms and armor from the permanent collection. New York: Metropolitan Museum of Art.

Chicago

Nickel, Helmut Arms and Armor From the Permanent Collection. New York: Metropolitan Museum of Art, 1999.