Citazione Stile APA (7a Edizione)

Gibbons, G. W., Siklos, S. T. C., & Hawking, S. W. (1985). The very early universe: Proceedings of the Nuffield Workshop, Cambridge 21 June to 9 July, 1982. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Gibbons, G. W., S. T. C. Siklos, e S. W. Hawking. The Very Early Universe: Proceedings of the Nuffield Workshop, Cambridge 21 June to 9 July, 1982. Cambridge: Cambridge University Press, 1985.

Citatione MLA (8a ed.)

Gibbons, G. W., et al. The Very Early Universe: Proceedings of the Nuffield Workshop, Cambridge 21 June to 9 July, 1982. Cambridge University Press, 1985.