APA (7e ed.) Bronvermelding

Jones, J. B. (2001). Labratory guide for conducting soil tests and: Plant analysis. CRC Pr..

Chicago (17e ed.) Bronvermelding

Jones, J. Benton. Labratory Guide for Conducting Soil Tests and: Plant Analysis. Boca Raton: CRC Pr., 2001.

MLA (9e ed.) Bronvermelding

Jones, J. Benton. Labratory Guide for Conducting Soil Tests and: Plant Analysis. CRC Pr., 2001.