John Henshall, Sandy Shaw. OSI explained - end-to-end computer communication standards (2. ed.). Ellis Horwood Series in Computers and their applications, Ellis Horwood, 1990.
@book{0068865, title = {OSI explained - end-to-end computer communication standards (2. ed.)}, author = {John Henshall and Sandy Shaw}, year = {1990}, researchr = {https://researchr.org/publication/0068865}, cites = {0}, citedby = {0}, series = {Ellis Horwood Series in Computers and their applications}, publisher = {Ellis Horwood}, isbn = {978-0-13-639451-8}, }