Cita APA (7th ed.)

Hall, H. S., & Knight, S. R. (1940). Solutions of the examples in elementary algebra for schools (3a. ed.). Macmillan.

Cita Chicago (17th ed.)

Hall, Henry Sinclair, i Samuel Ratcliffe Knight. Solutions of the Examples in Elementary Algebra for Schools. 3a. ed. Londres: Macmillan, 1940.

Cita MLA (9th ed.)

Hall, Henry Sinclair, i Samuel Ratcliffe Knight. Solutions of the Examples in Elementary Algebra for Schools. 3a. ed. Macmillan, 1940.