DEVELOPMENT OF TRADE SWISS OFFICE. (1986). SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWISS OFFICE FOR..
Чикаго-гийн эшлэл (17 дахь хэвлэлт)DEVELOPMENT OF TRADE SWISS OFFICE. SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWITZERLAND ZURICH: SWISS OFFICE FOR., 1986.
MLA -ийн эшлэл (9 дэх хэвлэлт)DEVELOPMENT OF TRADE SWISS OFFICE. SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWISS OFFICE FOR., 1986.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.