APA引文

Crawford, J. L., Kolpak, F. J., Wang, A. H., Quigley, G. J., van Boom, J. H., van der Marel, G., & Rich, A. (1980). The tetramer d(CpGpCpG) crystallizes as a left-handed double helix.

Citação norma Chicago

Crawford, J L., F J. Kolpak, A H. Wang, G J. Quigley, J H. van Boom, G. van der Marel, and A. Rich. The Tetramer D(CpGpCpG) Crystallizes As a Left-handed Double Helix. 1980.

MLA引文

Crawford, J L., et al. The Tetramer D(CpGpCpG) Crystallizes As a Left-handed Double Helix. 1980.