Gaya APA

Buurman, . (1990). Managing card files (literature, dictionaries) with cardbox software and the SUMREP report file . Bogor: Center for Soil and Agroclimate Research.

Gaya MLA

Buurman, . "Managing card files (literature, dictionaries) with cardbox software and the SUMREP report file". Bogor: Center for Soil and Agroclimate Research, 1990. Text.