Mint output in the time of Offa.

MLA

Grierson, Philip. Mint Output In the Time of Offa. London: Spink and Son, 1963.

APA

Grierson, P. (1963). Mint output in the time of Offa. London: Spink and Son.

Chicago

Grierson, Philip, Mint Output In the Time of Offa. London: Spink and Son, 1963.