National Science Development Board. Scientific Library and Documentation Division. (1977). National union list of serials for science and technology. The Library.
Chicago-Zitierstil (17. Ausg.)National Science Development Board. Scientific Library and Documentation Division. National Union List of Serials for Science and Technology. Taguig, Bicutan: The Library, 1977.
MLA-Zitierstil (9. Ausg.)National Science Development Board. Scientific Library and Documentation Division. National Union List of Serials for Science and Technology. The Library, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.