Citazione Stile APA (7a Edizione)

Lovitt, W. V. (1939). Elementary theory of equations. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Lovitt, William Vernon. Elementary Theory of Equations. New York: Prentice-Hall, 1939.

Citatione MLA (9a ed.)

Lovitt, William Vernon. Elementary Theory of Equations. Prentice-Hall, 1939.