Vallejo, R. (1950). A bibliography on dictionaries and encyclopedias found in the University of the Philippines main library for Library Science 167. s.n.].
Chicago-Zitierstil (17. Ausg.)Vallejo, Rosa. A Bibliography on Dictionaries and Encyclopedias Found in the University of the Philippines Main Library for Library Science 167. [Quezon City: s.n.], 1950.
MLA-Zitierstil (9. Ausg.)Vallejo, Rosa. A Bibliography on Dictionaries and Encyclopedias Found in the University of the Philippines Main Library for Library Science 167. s.n.], 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.