Eastern Book Company. Apprentices Act, 1961 (19th.). Eastern Book Company.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Eastern Book Company. Apprentices Act, 1961. 19th. lucknow lucknow: Eastern Book Company.
MLA -ийн эшлэл (9 дэх хэвлэлт)Eastern Book Company. Apprentices Act, 1961. 19th. Eastern Book Company.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.