Gaya APA
Ploeg, A.. (1969).
Government in Wanggulam .
[s.n]:
The Hague Martinus Nijhoff.
Gaya Chicago
Ploeg, A..
Government in Wanggulam.
[s.n]:
The Hague Martinus Nijhoff,
1969.
.
Gaya MLA
Ploeg, A..
Government in Wanggulam.
[s.n]:
The Hague Martinus Nijhoff,
1969.
.
Gaya Turabian
Ploeg, A..
Government in Wanggulam.
[s.n]:
The Hague Martinus Nijhoff,
1969.
.