MLA

Nurmi, Ruth. A Plain & Easy Introduction to the Harpsichord. Albuquerque: University of New Mexico Press, 1974.

APA

Nurmi, R. (1974). A Plain & Easy Introduction to the Harpsichord. Albuquerque: University of New Mexico Press.

Chicago

Nurmi, Ruth A Plain & Easy Introduction to the Harpsichord. Albuquerque: University of New Mexico Press, 1974.