APA

Conference of Essential Oils Production in Developing Countries, . (1968). Essential oils production in developing countries, papers presented at the conference held London 17/19 May 1967. London: Tropical Products Institute.

Chicago

Conference of Essential Oils Production in Developing Countries, . 1968. Essential oils production in developing countries, papers presented at the conference held London 17/19 May 1967. London: Tropical Products Institute.

Harvard

Conference of Essential Oils Production in Developing Countries, . (1968). Essential oils production in developing countries, papers presented at the conference held London 17/19 May 1967. London: Tropical Products Institute.

MLA

Conference of Essential Oils Production in Developing Countries, . Essential oils production in developing countries, papers presented at the conference held London 17/19 May 1967. London: Tropical Products Institute. 1968.