APA (7th ed.) Citation

Penkov, D., Petkova, M., & Petkova, P. STUDY ON SOME BIOLOGCAL PERFORMANCE OF MULE DUCKS WITH DISCONTINUED PROBIOTIC TREATMENT. Trakia University.

Chicago Style (17th ed.) Citation

Penkov, D., M. Petkova, and P. Petkova. STUDY ON SOME BIOLOGCAL PERFORMANCE OF MULE DUCKS WITH DISCONTINUED PROBIOTIC TREATMENT. Trakia University.

MLA (9th ed.) Citation

Penkov, D., et al. STUDY ON SOME BIOLOGCAL PERFORMANCE OF MULE DUCKS WITH DISCONTINUED PROBIOTIC TREATMENT. Trakia University.