Gaya APA
Hopper, Leonard J.. (c2010).
Graphic standards field guide to hardscape .
Amerika:
John Wiley & Sons.
Gaya Chicago
Hopper, Leonard J..
Graphic standards field guide to hardscape.
Amerika:
John Wiley & Sons,
c2010.
Buku.
Gaya MLA
Hopper, Leonard J..
Graphic standards field guide to hardscape.
Amerika:
John Wiley & Sons,
c2010.
Buku.
Gaya Turabian
Hopper, Leonard J..
Graphic standards field guide to hardscape.
Amerika:
John Wiley & Sons,
c2010.
Buku.