APA
Iqbal Ahmad b., Pichtel J. & Hayat S. (2008). Plant-bacteria interactions. Weinheim: Wiley-VCH Verl.
Chicago
Iqbal Ahmad biologiste, Pichtel John and Hayat Shamsul. 2008. Plant-bacteria interactions. Weinheim: Wiley-VCH Verl.
Harvard
Iqbal Ahmad b., Pichtel J. and Hayat S. (2008). Plant-bacteria interactions. Weinheim: Wiley-VCH Verl.
MLA
Iqbal Ahmad biologiste, Pichtel John and Hayat Shamsul. Plant-bacteria interactions. Weinheim: Wiley-VCH Verl. 2008.