APA-ийн эшлэл(7 дахь хэвлэлт)

David, D., & Davidescu, V. (1982). Evaluation of fertility by plant and soil analysis. Abacus Press & Tunbridge Wells.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

David, Davidescu, ба Velicica Davidescu. Evaluation of Fertility by Plant and Soil Analysis. England: Abacus Press & Tunbridge Wells, 1982.

MLA -ийн эшлэл (9 дэх хэвлэлт)

David, Davidescu, ба Velicica Davidescu. Evaluation of Fertility by Plant and Soil Analysis. Abacus Press & Tunbridge Wells, 1982.