Gaya APA
Study guide to accompany: the physical universe. (2000).
Boston:
McGraw-Hill.
Gaya Chicago
Study guide to accompany: the physical universe.
~.
Boston:
McGraw-Hill,
2000.
Buku.
Gaya MLA
Study guide to accompany: the physical universe.
~.
Boston:
McGraw-Hill,
2000.
Buku.
Gaya Turabian
Study guide to accompany: the physical universe.
Boston:
McGraw-Hill,
2000.
Buku.