Gaya APA
Thorne, K, S. (1994).
Black holes and time warps: Einstein's outrageous legacy. .
New York & London:
New York & London WW Norton & Company.
Gaya MLA
Thorne, Kip, S..
"Black holes and time warps: Einstein's outrageous legacy. ".
New York & London:
New York & London WW Norton & Company,
1994.
Buku.