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| Core etymological dictionary dictionary of Filipino | | Tiada | 1982 | |
| Core etymological dictionary dictionary of Filipino | | Tiada | 1981 | |
| Core etymological dictionary dictionary of Filipino | | Tiada | 1983 | |
| Core concepts in cultural anthropology | McGraw Hill | Tiada | 2007 | 0-07-305045-8 |
| The core of Chinese classical fiction | New World Press | Tiada | 1990 | 780005110 |
| Common core science: basic science | Routledge & Kegan Paul Limited | Tiada | 1969 | |
| Working with texts : a core introduction to language analysis - 2nd edition | Routledge | Tiada | 2001 | 0-415-23465-4 |