Handbuch der technischen Dokumentation und Bibliographie : 20th ed. of Publishers' International Directory with ISBN Index and the 14 th ed. of the International ISBN Publisher's Directory. Bd. 2, Numerical ISBN Section.

Handbuch der technischen Dokumentation und Bibliographie : 20th ed. of Publishers' International Directory with ISBN Index and the 14 th ed. of the International ISBN Publisher's Directory. Bd. 2, Numerical ISBN Section. - Munchen : K. G. Saur, 1993. - 1887-3774 s. ; 30 cm.

655.4/.5(058)