Institution, 8. B. S. (1972). Sizes of rolls of photographic black-and-white and colour paper for roll-head printers. London : BSI.
Citace podle Chicago (17th ed.)Institution, 8096 British Standards. Sizes of Rolls of Photographic Black-and-white and Colour Paper for Roll-head Printers. London : BSI, 1972.
Citace podle MLA (9th ed.)Institution, 8096 British Standards. Sizes of Rolls of Photographic Black-and-white and Colour Paper for Roll-head Printers. London : BSI, 1972.
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