Gaya APA
LIENBENBERG, A.C.. (1960).
The design and analysis of free standuing stairs .
:
.
Gaya Chicago
LIENBENBERG, A.C..
The design and analysis of free standuing stairs.
:
,
1960.
Buku.
Gaya MLA
LIENBENBERG, A.C..
The design and analysis of free standuing stairs.
:
,
1960.
Buku.
Gaya Turabian
LIENBENBERG, A.C..
The design and analysis of free standuing stairs.
:
,
1960.
Buku.