APA način citiranja (7. izdanje)

(2006). Abstracts. 18th World congress of soil science (July 9-15, 2006, Philadelphia).

Čikaški stil citiranja (17. izdanje)

Abstracts. 18th World Congress of Soil Science (July 9-15, 2006, Philadelphia). 2006.

MLA način citiranja (9. izdanje)

Abstracts. 18th World Congress of Soil Science (July 9-15, 2006, Philadelphia). 2006.

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