Peacock, J. A., Heavens, A. F., & Davies, A. T. (1990). Physics of the early universe. I.O.P.
Chicago-čujuhus (17. p.)Peacock, John A., Alan F. Heavens, juo Andrew T. Davies. Physics of the Early Universe. Bristol: I.O.P, 1990.
MLA-čujuhus (9. p.)Peacock, John A., et al. Physics of the Early Universe. I.O.P, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.