Pennsylvania State Beekeepers' Association. (1928). Official organ of the Pennsylvania State Bee-Keepers' Association. The Association.
Chicago Style (17th ed.) CitationPennsylvania State Beekeepers' Association. Official Organ of the Pennsylvania State Bee-Keepers' Association. [S.l.]: The Association, 1928.
MLA (8th ed.) CitationPennsylvania State Beekeepers' Association. Official Organ of the Pennsylvania State Bee-Keepers' Association. The Association, 1928.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.