APA (7th ed.) Citation

Papantōnopulos, E. (2005). The physics of the early universe. Springer.

Chicago Style (17th ed.) Citation

Papantōnopulos, Eleutherios. The Physics of the Early Universe. Berlin: Springer, 2005.

MLA (9th ed.) Citation

Papantōnopulos, Eleutherios. The Physics of the Early Universe. Springer, 2005.

Warning: These citations may not always be 100% accurate.