APA-ийн эшлэл(7 дахь хэвлэлт)
Dutta, B. (2002). Estimating and costing in civil engineering: Theory and practice; including specifications and valuations (81-7476-383-X.). UBS Pub.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice; Including Specifications and Valuations. 81-7476-383-X. Kolkata: UBS Pub, 2002.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Dutta, B.N. Estimating and Costing in Civil Engineering: Theory and Practice; Including Specifications and Valuations. 81-7476-383-X. UBS Pub, 2002.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.