Gaya APA
Croom, Fred H.. (1989).
Principles of topology / Fred H. Croom .
:
Philadelphia : Saunders College Publishing.
Gaya Chicago
Croom, Fred H..
Principles of topology / Fred H. Croom.
:
Philadelphia : Saunders College Publishing,
1989.
Buku.
Gaya MLA
Croom, Fred H..
Principles of topology / Fred H. Croom.
:
Philadelphia : Saunders College Publishing,
1989.
Buku.
Gaya Turabian
Croom, Fred H..
Principles of topology / Fred H. Croom.
:
Philadelphia : Saunders College Publishing,
1989.
Buku.