APA Citatie

Gribbin John. (1999). Birth of time: How we measured the age of the universe. U P.

Chicago Style citaat

Gribbin John. Birth of Time: How We Measured the Age of the Universe. Hyderabad: U P, 1999.

MLA citatie

Gribbin John. Birth of Time: How We Measured the Age of the Universe. U P, 1999.

Let op: Deze citaties zijn niet altijd 100% accuraat.