MLA

Sinan Akkar, Polat Gülkan, Torild van Eck, et al. Earthquake Data In Engineering Seismology. Springer Netherlands, 2011.

APA

Sinan Akkar, T. van Eck, Akkar, D. Sinan, Akkar, S., Gülkan, P., & van Eck, T. (2011). Earthquake Data in Engineering Seismology. Springer Netherlands.

Chicago

Sinan Akkar, Polat Gülkan, Torild van Eck, D. Sinan Akkar, Sinan Akkar, Polat Gülkan, Polat Gülkan, and Torild van Eck. Earthquake Data In Engineering Seismology. : Springer Netherlands, 2011.