Purnawidhi W. Purbacaraka
Rajawali, 1987
Buku Teks
Purnawidhi W. Purbacaraka
Rajawali , 1985
Buku Teks
Purnawidhi W. Purbacaraka
Rajawali, 1985
Buku Teks
Purnawidhi W. Purbacaraka
Rajawali, 1994
Buku Teks
Soedjono Hoemardani
Centre for Strategic and International Studies, 1981
Buku Teks