Cita APA (7th ed.)

RIGGS, N. (1969). Quantum chemistry: Elementary principles and methods. Macmillan.

Cita Chicago (17th ed.)

RIGGS, N.V. Quantum Chemistry: Elementary Principles and Methods. London: Macmillan, 1969.

Cita MLA (9th ed.)

RIGGS, N.V. Quantum Chemistry: Elementary Principles and Methods. Macmillan, 1969.