Cita APA (7a ed.)

Barceló,G. N, Rapacioli, R., & Ahlers, M. (1978). . American Chemical Society.

Cita Chicago Style (17a ed.)

Barceló,G. N, R. Rapacioli, y M. Ahlers. . American Chemical Society, 1978.

Cita MLA (8a ed.)

Barceló,G. N, et al. . American Chemical Society, 1978.