Gaya APA
Hawking, Stephen. (1995).
Riwayat Sang Kala / Stephen Hawking (Cet. 4).
Jakarta:
Pustaka Utama.
Gaya Chicago
Hawking, Stephen.
Riwayat Sang Kala / Stephen Hawking.
Cet. 4
Jakarta:
Pustaka Utama,
1995.
Buku.
Gaya MLA
Hawking, Stephen.
Riwayat Sang Kala / Stephen Hawking.
Cet. 4
Jakarta:
Pustaka Utama,
1995.
Buku.
Gaya Turabian
Hawking, Stephen.
Riwayat Sang Kala / Stephen Hawking.
Cet. 4
Jakarta:
Pustaka Utama,
1995.
Buku.