Harvard College Observatory. (1946). Harvard College Observatory: The first century : a review of the past and a preview of the future. Harvard College Observatory.
Chicago Style (17th ed.) CitationHarvard College Observatory. Harvard College Observatory: The First Century : A Review of the Past and a Preview of the Future. Cambridge, Massachusetts: Harvard College Observatory, 1946.
MLA (9th ed.) CitationHarvard College Observatory. Harvard College Observatory: The First Century : A Review of the Past and a Preview of the Future. Harvard College Observatory, 1946.
Warning: These citations may not always be 100% accurate.