APA
Royal Institution of Chartered Surveyors, . (1970). Land surveying section: certification of practical tasks, amendment of the rules, July 1970. : RICS.
Chicago
Royal Institution of Chartered Surveyors, . 1970. Land surveying section: certification of practical tasks, amendment of the rules, July 1970. : RICS.
Harvard
Royal Institution of Chartered Surveyors, . (1970). Land surveying section: certification of practical tasks, amendment of the rules, July 1970. : RICS.
MLA
Royal Institution of Chartered Surveyors, . Land surveying section: certification of practical tasks, amendment of the rules, July 1970. : RICS. 1970.
