APA-viite

Schotten, K. (1991). Farming system analysis by mean of a database: A case study in Phụng Hiệp area - Hậu Giang, Kekong delta - Việt Nam. Wageningen: Wageningen Agricultural Univ.

Chicago-tyylinen lähdeviittaus

Schotten, Kees. Farming System Analysis By Mean of a Database: A Case Study in Phụng Hiệp Area - Hậu Giang, Kekong Delta - Việt Nam. Wageningen: Wageningen Agricultural Univ, 1991.

MLA-viite

Schotten, Kees. Farming System Analysis By Mean of a Database: A Case Study in Phụng Hiệp Area - Hậu Giang, Kekong Delta - Việt Nam. Wageningen: Wageningen Agricultural Univ, 1991.

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