Orellana, E., Renger, E., Nelson, J., & Eppley, R. (1990). Particulate Biogenic Silica In The Euphotic Zone Off Southern California. Iniversidad Autónoma de Baja California.
Čikaški stil citiranjaOrellana, E., E.H Renger, J.R Nelson, i R.W Eppley. Particulate Biogenic Silica In The Euphotic Zone Off Southern California. Iniversidad Autónoma de Baja California, 1990.
MLA način citiranjaOrellana, E., E.H Renger, J.R Nelson, i R.W Eppley. Particulate Biogenic Silica In The Euphotic Zone Off Southern California. Iniversidad Autónoma de Baja California, 1990.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.