APA-čujuhus (7. p.)
Giller, K. E. (2001). Nitrogen fixation in tropical cropping systems (2nd ed.). CABI Pub..
Chicago-čujuhus (17. p.)
Giller, K. E. Nitrogen Fixation in Tropical Cropping Systems. 2nd ed. Wallingford, Oxon, UK ; New York, NY, USA: CABI Pub., 2001.
MLA-čujuhus (9. p.)
Giller, K. E. Nitrogen Fixation in Tropical Cropping Systems. 2nd ed. CABI Pub., 2001.
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