Cita APA (7a ed.)

Grinstein, M., Maria, A., de Sancovich, F., & Sancovich, H. The isolation of another new compound from the urine of humans with porphyria cutanea tarda.

Cita Chicago Style (17a ed.)

Grinstein, M., A. Maria, F. de Sancovich, y H.A Sancovich. The Isolation of Another New Compound from the Urine of Humans with Porphyria Cutanea Tarda.

Cita MLA (8a ed.)

Grinstein, M., et al. The Isolation of Another New Compound from the Urine of Humans with Porphyria Cutanea Tarda.