Nolledo, Jose N.
Basic commercial laws of the Philippines. With introductory feature by Jose N. Nolledo.
National Book Store, 1967
 Buku Teks
Nightingale, Kath
Taxation
Prentice-Hall, 2002
 Buku Teks
Taxation
edited by Emile Woolf
Pitman, 1986
 Buku Teks
Electronic materials and processes handbook/editor Charles A. Harper; Ronald N. Sampson
McGraw-Hill, 1994
 Buku Teks
Bray, Richard Nicholas
Dredging : a handbook for engineers / R. N. Bray, A.D. Bates, J.M. Land
Arnold, 1997
 Buku Referensi