APA   Click to copy
Karle, I. L., Gopi, H. N., & Balaram, P. (2001). Peptide hybrids containing α- and β-amino acids: Structure of a decapeptide β-hairpin with two facing β-phenylalanine residues. Proceedings of the National Academy of Sciences, 98, 3716–3719.

Chicago/Turabian   Click to copy
Karle, Isabella L, Hosahudya N Gopi, and Padmanabhan Balaram. “Peptide Hybrids Containing α- and β-Amino Acids: Structure of a Decapeptide β-Hairpin with Two Facing β-Phenylalanine Residues.” Proceedings of the National Academy of Sciences 98 (2001): 3716–3719.

MLA   Click to copy
Karle, Isabella L., et al. “Peptide Hybrids Containing α- and β-Amino Acids: Structure of a Decapeptide β-Hairpin with Two Facing β-Phenylalanine Residues.” Proceedings of the National Academy of Sciences, vol. 98, National Acad Sciences, 2001, pp. 3716–19.

@article{karle2001a,
  title = {Peptide hybrids containing α- and β-amino acids: Structure of a decapeptide β-hairpin with two facing β-phenylalanine residues},
  year = {2001},
  journal = {Proceedings of the National Academy of Sciences},
  pages = {3716--3719},
  publisher = {National Acad Sciences},
  volume = {98},
  author = {Karle, Isabella L and Gopi, Hosahudya N and Balaram, Padmanabhan}
}