Pennsylvania State Beekeepers' Association. (1928). Official organ of the Pennsylvania State Bee-Keepers' Association. The Association.
Citação do estilo Chicago (17ª ed.)Pennsylvania State Beekeepers' Association. Official Organ of the Pennsylvania State Bee-Keepers' Association. [S.l.]: The Association, 1928.
Citação MLA (8ª ed.)Pennsylvania State Beekeepers' Association. Official Organ of the Pennsylvania State Bee-Keepers' Association. The Association, 1928.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.