Gaya APA

Murray, T, L. (2003). USGS/VDAP Telemetered Tilt Network for Merapi Volcano 2003 : Supplementary Documentation for Bob (Tahun 2003). Washington: U.S Department of The Interior.

Gaya MLA

Murray, Thomas, L.. "USGS/VDAP Telemetered Tilt Network for Merapi Volcano 2003 : Supplementary Documentation for Bob". Tahun 2003 Washington: U.S Department of The Interior, 2003. Text.