Lyons, K. J. (1969). Height control for 1: 100 000 mapping.
Chicago Style (17th ed.) CitationLyons, K. J. Height Control for 1: 100 000 Mapping. 1969.
MLA (9th ed.) CitationLyons, K. J. Height Control for 1: 100 000 Mapping. 1969.
Warning: These citations may not always be 100% accurate.