National Physical Laboratory (Great Britain). (1958). Visual problems of colour : a symposium held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957: A symposium held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957. H.M.S.O..
Chicago Style (17th ed.) CitationNational Physical Laboratory (Great Britain). Visual Problems of Colour : A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957: A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957. H.M.S.O., 1958.
MLA (9th ed.) CitationNational Physical Laboratory (Great Britain). Visual Problems of Colour : A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957: A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th Spetember 1957. H.M.S.O., 1958.