APA (7th ed.) Citation

(1959). Royal Greenwich Observatory bulletins. H.M.S.O..

Chicago Style (17th ed.) Citation

Royal Greenwich Observatory Bulletins. London: H.M.S.O., 1959.

MLA (9th ed.) Citation

Royal Greenwich Observatory Bulletins. H.M.S.O., 1959.

Warning: These citations may not always be 100% accurate.