APA
Robeck T. R., Fitzgerald L. J., Hnida J. A., Turczynski C. J., Smith D. & Kraemer D. C. (19980504). Analysis of urinary progesterone metabolites with behavioral correlation in Guenther's dik-dik (Madoqua guentheri). : Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians.
Chicago
Robeck T R, Fitzgerald L J, Hnida J A, Turczynski C J, Smith D and Kraemer D C. 19980504. Analysis of urinary progesterone metabolites with behavioral correlation in Guenther's dik-dik (Madoqua guentheri). : Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians.
Harvard
Robeck T. R., Fitzgerald L. J., Hnida J. A., Turczynski C. J., Smith D. and Kraemer D. C. (19980504). Analysis of urinary progesterone metabolites with behavioral correlation in Guenther's dik-dik (Madoqua guentheri). : Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians.
MLA
Robeck T R, Fitzgerald L J, Hnida J A, Turczynski C J, Smith D and Kraemer D C. Analysis of urinary progesterone metabolites with behavioral correlation in Guenther's dik-dik (Madoqua guentheri). : Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians. 19980504.