APA Edition Citation

Dave, P. N., & Gupta, D. Operation blackboard: Essential facilities at the primary stage norms and specification.

Chicago Edition Citation

Dave, P N., and Daljit Gupta. Operation Blackboard: Essential Facilities at the Primary Stage Norms and Specification. New Delhi, NCERT.

MLA Edition Citation

Dave, P N., and Daljit Gupta. Operation Blackboard: Essential Facilities at the Primary Stage Norms and Specification.

Warning: These citations may not always be 100% accurate.