Παραπομπή σε μορφή APA (7η εκδ.)

Singh B. B. (2019). Objective Agronomy: For Saus Entrance JRF/SRF/Ars/ ICAR/NET Civil Services & Other Competitive Examination. Daya Publishing House.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Singh B. B. Objective Agronomy: For Saus Entrance JRF/SRF/Ars/ ICAR/NET Civil Services & Other Competitive Examination. New Delhi: Daya Publishing House, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Singh B. B. Objective Agronomy: For Saus Entrance JRF/SRF/Ars/ ICAR/NET Civil Services & Other Competitive Examination. Daya Publishing House, 2019.