Cita APA (7th ed.)

Abbott, A. F. Ordinary level physics (2nd ed.). New Delhi.

Cita Chicago (17th ed.)

Abbott, A. F. Ordinary Level Physics. 2nd ed. 1969: New Delhi.

Cita MLA (9th ed.)

Abbott, A. F. Ordinary Level Physics. 2nd ed. New Delhi.

Atenció: Aquestes cites poden no estar 100% correctes.