White, Walter
How far the promised land? / by Walter White
Viking Press, 1956
 Buku Teks SO
Bray, Richard Nicholas
Dredging : a handbook for engineers / R. N. Bray, A.D. Bates, J.M. Land
Arnold, 1997
 Buku Referensi
Gibran, Kahlil, 1883-1931
Prose poems / Kahlil Gibran; translated by Andrew Ghareeb; with a foreword by Barbara Young
Alfred A. Knoff, 1962
 Buku Teks SO
Roy, James A. Le
The Philippines circa 1900 / by James A. Le Roy
Filipiniana Book Guild, 1968
 Buku Teks SO
Political parties : their organization and activity in the modern state / Maurice Duverger; translated by Barbara and Robert North
by Maurice Duverger; translated by Barbara and Robert North
Methuen & Co , 1959
 Buku Teks SO