Jensen, E. S. (1989). Use of 15N enriched plant material for labelling of soil nitrogen in legume dinitrogen fixation experiments. RISO National Laboratory.
Chicago-Zitierstil (17. Ausg.)Jensen, E. S. Use of 15N Enriched Plant Material for Labelling of Soil Nitrogen in Legume Dinitrogen Fixation Experiments. Roskilde: RISO National Laboratory, 1989.
MLA-Zitierstil (9. Ausg.)Jensen, E. S. Use of 15N Enriched Plant Material for Labelling of Soil Nitrogen in Legume Dinitrogen Fixation Experiments. RISO National Laboratory, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.