SCI Science Citation Index 1980 annual : part 7 source index A-Book
Institute fo Scientific Information, 1981
 Buku Referensi
SCI Science Citation Index 1980 annual : part 9 source index Mads-Z
Institute fo Scientific Information, 1981
 Buku Referensi
SCI Science Citation Index 1980 annual : part 10 permuterm subject index A-Diff
Institute fo Scientific Information, 1981
 Buku Referensi
SCI Science Citation Index 1980 annual : part 1 citaion index A-Coat
Institute fo Scientific Information, 1981
 Buku Referensi
SCI Science Citation Index 1980 annual : part 2 citaion index Coat-Gree
Institute fo Scientific Information, 1981
 Buku Referensi