SINGH R S. (2018). PLANT DISEASES (9TH.). CBS PUB.NEW DELHI.
Cita Chicago (17th ed.)SINGH R S. PLANT DISEASES. 9TH. CBS PUB.NEW DELHI, 2018.
Cita MLA (9th ed.)SINGH R S. PLANT DISEASES. 9TH. CBS PUB.NEW DELHI, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.