Gaya APA

Journal of Volcanology and Geothermal Research Vol. 27 No. 1-2 January, 1986. (). Amsterdam: Elsevier Science Publishers B.V..

Gaya MLA

Journal of Volcanology and Geothermal Research Vol. 27 No. 1-2 January, 1986. . Amsterdam: Elsevier Science Publishers B.V., . .