Köhler, T. (1992). Evaluation of techniques to collect ileal digesta in pigs. Landbouwuniversiteit te Wageningen?.
Čikaški stil citiranja (17. izdanje)Köhler, T. Evaluation of Techniques to Collect Ileal Digesta in Pigs. [Wageningen?: Landbouwuniversiteit te Wageningen?, 1992.
MLA način citiranja (8. izdanje)Köhler, T. Evaluation of Techniques to Collect Ileal Digesta in Pigs. Landbouwuniversiteit te Wageningen?, 1992.
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