Cita APA (7th ed.)

Singh, R. (1978). Plant diseases. (4th ed.). Oxford & IBH.

Cita Chicago (17th ed.)

Singh, R.S. Plant Diseases. 4th ed. New Delhi: Oxford & IBH, 1978.

Cita MLA (9th ed.)

Singh, R.S. Plant Diseases. 4th ed. Oxford & IBH, 1978.