APA:
Ekwere, A. S., Ekwere, Solomon, Obim, Vladimir (2013). Heavy metal geochemistry of stream sediments from parts of the eastern Niger delta basin, south-eastern Nigeria.
RMZ-materials and geoenvironment, letnik 60, številka 3, str. 205-210.
URN:NBN:SI:DOC-OEJSGX9I from http://www.dlib.si
MLA:
Ekwere, A. S., Ekwere, Solomon, Obim, Vladimir. "Heavy metal geochemistry of stream sediments from parts of the eastern Niger delta basin, south-eastern Nigeria."
RMZ-materials and geoenvironment letnik 60. številka 3 (2013) str. 205-210.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-OEJSGX9I>