APA-Zitierstil (7. Ausg.)

(1988). Trade information services: Reports and selected papers to two DSE-ESAMI seminars held from 22 April to3 May 1985 and 24 Oct. to 4 Nov. 1988 (2., extended ed.).

Chicago-Zitierstil (17. Ausg.)

Trade Information Services: Reports and Selected Papers to Two DSE-ESAMI Seminars Held from 22 April To3 May 1985 and 24 Oct. to 4 Nov. 1988. 2., extended ed. Bonn u.a, 1988.

MLA-Zitierstil (9. Ausg.)

Trade Information Services: Reports and Selected Papers to Two DSE-ESAMI Seminars Held from 22 April To3 May 1985 and 24 Oct. to 4 Nov. 1988. 2., extended ed. 1988.