The role and structure of customs duties as a source of revenue
[publisher not identified], [date of publication not identified]
 Buku Teks SO
The role of direct and indirect taxes in the federal revenue system
Princeton University Press, 1964
 Buku Teks SO
Taxes and Taxation
 Buku Teks
Readings on taxation in developing countries
edited by Richard M. Bird and Oliver Oldman
Johns Hopkins Press, 1964
 Buku Teks
Readings on taxation in developing countries
edited by Richard M. Bird
John Hopkins University Press, 1975
 Buku Teks SO