editor, Karl Blau, Graham S. King
Heyden, 1979
Buku Referensi
edited by Jack Clark Frances, Joyce A. Frost and J. Gregg Whittaker
McGraw-Hill, [Date of publication not identified]
Buku Referensi
editor, Joseph Sherma, Bernard Fried
Marcel Dekker, 2003
Buku Referensi
editor, Egon Stahl
Springer-Verlag, 1969
Buku Referensi
Gasparic, Jiri, author
Ellis Horwood, 1978
Buku Referensi