Laundrie, J. F., & Fahey, D. J. (1976). Newsprint from mixtures of Philippine hardwoods. A. I. D.
Lua i Stíl Chicago (17ú heag.)Laundrie, James F., agus Donald J. Fahey. Newsprint from Mixtures of Philippine Hardwoods. [Washington, D.C.]: A. I. D, 1976.
Lua MLA (9ú heag.)Laundrie, James F., agus Donald J. Fahey. Newsprint from Mixtures of Philippine Hardwoods. A. I. D, 1976.
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