Plant sciences group & Wageningen University & Research Centre. (2008). Plant life.
Chicago Style (17. basım) AtıfPlant sciences group ve Wageningen University & Research Centre. Plant Life. 2008.
MLA (9th ed.) AtıfPlant sciences group ve Wageningen University & Research Centre. Plant Life. 2008.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..