APA-Zitierstil (7. Ausg.)

Caldwell, R. R., Doran, M., Müller, C. M., Schäfer, G., & Wetterich, C. (2003). Early quintessence in light of the Wilkinson Microwave Anisotropy Probe. The astrophysical journal. Part 2, Letters, 591(2), .

Chicago-Zitierstil (17. Ausg.)

Caldwell, Robert R., Michael Doran, Christian M. Müller, Gregor Schäfer, und Christof Wetterich. "Early Quintessence in Light of the Wilkinson Microwave Anisotropy Probe." The Astrophysical Journal. Part 2, Letters 591, no. 2 (2003).

MLA-Zitierstil (9. Ausg.)

Caldwell, Robert R., et al. "Early Quintessence in Light of the Wilkinson Microwave Anisotropy Probe." The Astrophysical Journal. Part 2, Letters, vol. 591, no. 2, 2003.