APA (7th ed.) Citation
Lefèvre, F., Barsoum, N., Heinze, B., Kajba, D., Rotach, P., Vries, S. d., . . . Programme, E. F. G. R. (2001). In situ conservation of Populus nigra.
Chicago Style (17th ed.) Citation
Lefèvre, F., N. Barsoum, B. Heinze, D. Kajba, P. Rotach, S.M.G. de Vries, J. Turok, and European Forest Genetic Resources Programme. In Situ Conservation of Populus Nigra. 2001.
MLA (9th ed.) Citation
Lefèvre, F., et al. In Situ Conservation of Populus Nigra. 2001.
Warning: These citations may not always be 100% accurate.