Cita APA (7a ed.)

Lewis, J. P. (1965). An introduction to mathematics for student of economics. Macmillan.

Cita Chicago Style (17a ed.)

Lewis, J. Parry. An Introduction to Mathematics for Student of Economics. London: Macmillan, 1965.

Cita MLA (9a ed.)

Lewis, J. Parry. An Introduction to Mathematics for Student of Economics. Macmillan, 1965.