Zorc, R. David. 1985. Core etymological dictionary of Filipino, Fascile 4. Typescript, 228pp, dated January, 1985.
@misc{zorc1985,
author = {Zorc, R. David},
howpublished = {Typescript, 228pp, dated January, 1985},
key = {Zorc 1985},
title = {Core etymological dictionary of Filipino, Fascile 4},
year = {1985}
}