APA (7th ed.) Citation

British Drug Houses & Allen & Hamburys Ltd. (1923). Insulin: Preparado y puesto a la venta conjuntamente por The British Drug Houses LTD. London y Allen & Hamburys LTD. London. The British Drug Houses LTD. ; Allen & Hamburys LTD.

Chicago Style (17th ed.) Citation

British Drug Houses and Allen & Hamburys Ltd. Insulin: Preparado Y Puesto a La Venta Conjuntamente Por The British Drug Houses LTD. London Y Allen & Hamburys LTD. London. [S.l.]: The British Drug Houses LTD. ; Allen & Hamburys LTD, 1923.

MLA (9th ed.) Citation

British Drug Houses and Allen & Hamburys Ltd. Insulin: Preparado Y Puesto a La Venta Conjuntamente Por The British Drug Houses LTD. London Y Allen & Hamburys LTD. London. The British Drug Houses LTD. ; Allen & Hamburys LTD, 1923.