Lewis, William Arthur, 1915-
Some aspects of economic development
University of Ghana by the Ghana Pub, 1971
 Buku Teks
McNulty, James E.
Some economic aspects of business organization
University of Pennsylvania Press, 1964
 Buku Teks
Rosen, George
Some aspects of industrial finance in India
Free of Glencoe, 1962
 Buku Teks
Felix O. Soebagio
Some aspects on commercial arbitration in Indonesia
Universitas Indonesia, 1993
 Buku Teks
Foenander, Orwell De R.
Trade unionism in Australia : some aspects
The Law Book, 1962
 Buku Teks