APA (7. basım) Alıntı

Sparks, R. S. J., & Hawkesworth, C. J. (2004). The state of the planet: Frontiers and challenges in geophysics. American Geophysical Union International Union of Geodesy and Geophysics.

Chicago Style (17. basım) Atıf

Sparks, R. S. J., ve C. J. Hawkesworth. The State of the Planet: Frontiers and Challenges in Geophysics. Washington, DC, [S.l.]: American Geophysical Union International Union of Geodesy and Geophysics, 2004.

MLA (9th ed.) Atıf

Sparks, R. S. J., ve C. J. Hawkesworth. The State of the Planet: Frontiers and Challenges in Geophysics. American Geophysical Union International Union of Geodesy and Geophysics, 2004.