APA (7e ed.) Bronvermelding

DEVELOPMENT OF TRADE SWISS OFFICE. (1986). SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWISS OFFICE FOR..

Chicago (17e ed.) Bronvermelding

DEVELOPMENT OF TRADE SWISS OFFICE. SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWITZERLAND ZURICH: SWISS OFFICE FOR., 1986.

MLA (9e ed.) Bronvermelding

DEVELOPMENT OF TRADE SWISS OFFICE. SWISS EXPORT DIRECTORY.PRODUCT AND SERVICES OF SWITZERLAND. SWISS OFFICE FOR., 1986.