Valmonte, M. L. A. (1977). Non-aqueous titration of alkaloids and alkaloidal salts [microform]. Photoduplication Service. University of the Philippines Library.
Cita Chicago (17th ed.)Valmonte, Maria Lourdes Arreola. Non-aqueous Titration of Alkaloids and Alkaloidal Salts [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Cita MLA (9th ed.)Valmonte, Maria Lourdes Arreola. Non-aqueous Titration of Alkaloids and Alkaloidal Salts [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.