APA (7e ed.) Bronvermelding

Amer, T. S., Bek, M. A., & Hamada, I. S. (2016). On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley.

Chicago (17e ed.) Bronvermelding

Amer, T. S., M. A. Bek, en I. S. Hamada. On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley, 2016.

MLA (9e ed.) Bronvermelding

Amer, T. S., et al. On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley, 2016.