Gaya APA
Practical manual of land development. (2005).
New York:
Mc Graw-Hill.
Gaya Chicago
Practical manual of land development.
4th.
New York:
Mc Graw-Hill,
2005.
Buku.
Gaya MLA
Practical manual of land development.
4th.
New York:
Mc Graw-Hill,
2005.
Buku.
Gaya Turabian
Practical manual of land development.
New York:
Mc Graw-Hill,
2005.
Buku.