Musgrave, W. E., Clegg, M., & Polk, M. (1904). Part I. Amebas: Their cultivation and etiologic significance. Bureau of Public Print.
Citazione stile Chigago Style (17a edizione)Musgrave, William E., Moses Clegg, e Mary Polk. Part I. Amebas: Their Cultivation and Etiologic Significance. Manila: Bureau of Public Print, 1904.
Citatione MLA (9a ed.)Musgrave, William E., et al. Part I. Amebas: Their Cultivation and Etiologic Significance. Bureau of Public Print, 1904.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.