APA
Ayer L. M., Szarka R. J., Mortimer S. T., Alexander F. J., Martin J. M., Andersen M. A. & Hanley D. A. (19890921). Analysis of parathyroid hormone in bovine parathyroid cysts. : Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.
Chicago
Ayer L M, Szarka R J, Mortimer S T, Alexander F J, Martin J M, Andersen M A and Hanley D A. 19890921. Analysis of parathyroid hormone in bovine parathyroid cysts. : Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.
Harvard
Ayer L. M., Szarka R. J., Mortimer S. T., Alexander F. J., Martin J. M., Andersen M. A. and Hanley D. A. (19890921). Analysis of parathyroid hormone in bovine parathyroid cysts. : Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.
MLA
Ayer L M, Szarka R J, Mortimer S T, Alexander F J, Martin J M, Andersen M A and Hanley D A. Analysis of parathyroid hormone in bovine parathyroid cysts. : Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research. 19890921.