Cita APA (7a ed.)

Pozzi, H., Sánchez, E., & Comin, J. Studies on argentine plants-XXII. Heliettin, a new furocoumarine from helietta longifoliata britt.

Cita Chicago Style (17a ed.)

Pozzi, H., E. Sánchez, y J. Comin. Studies on Argentine Plants-XXII. Heliettin, a New Furocoumarine from Helietta Longifoliata Britt.

Cita MLA (8a ed.)

Pozzi, H., et al. Studies on Argentine Plants-XXII. Heliettin, a New Furocoumarine from Helietta Longifoliata Britt.