Não informado. (1934). South African Pharmaceutical Journal. Associated Pharmaceutical Societies of South Africa.
Chicago-Zitierstil (17. Ausg.)Não informado. South African Pharmaceutical Journal. Braamfontein, Africa do Sul: Associated Pharmaceutical Societies of South Africa, 1934.
MLA-Zitierstil (8. Ausg.)Não informado. South African Pharmaceutical Journal. Associated Pharmaceutical Societies of South Africa, 1934.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.