APA

Graham D. W., Christie D. M., Harpp K. S. & Lupton J. E. (1993). Mantle plume helium in submarine basalts from the Galápagos platform. : .

Chicago

Graham D W, Christie D M, Harpp K S and Lupton J E. 1993. Mantle plume helium in submarine basalts from the Galápagos platform. : .

Harvard

Graham D. W., Christie D. M., Harpp K. S. and Lupton J. E. (1993). Mantle plume helium in submarine basalts from the Galápagos platform. : .

MLA

Graham D W, Christie D M, Harpp K S and Lupton J E. Mantle plume helium in submarine basalts from the Galápagos platform. : . 1993.