Philippines. National Science and Technology Authority. (1982). Proceedings of the Seminar-Workshop on essential oils, spices and pigments, held at the Philippine International Convention Center on 25-26 August 1982. National Science and Technology Authority in cooperation with the Regional Centre for Technology Transfer.
Lua i Stíl Chicago (17ú heag.)Philippines. National Science and Technology Authority. Proceedings of the Seminar-Workshop on Essential Oils, Spices and Pigments, Held at the Philippine International Convention Center on 25-26 August 1982. Manila: National Science and Technology Authority in cooperation with the Regional Centre for Technology Transfer, 1982.
Lua MLA (9ú heag.)Philippines. National Science and Technology Authority. Proceedings of the Seminar-Workshop on Essential Oils, Spices and Pigments, Held at the Philippine International Convention Center on 25-26 August 1982. National Science and Technology Authority in cooperation with the Regional Centre for Technology Transfer, 1982.