Dyfyniad APA

Yoanna Velevska-Vatova. (2020). ALLERGIC CONTACT DERMATITIS IN BULGARIA - COMPARISSON BETWEEN 1987 AND 2017. Peytchinski Publishing.

Dyfyniad Arddull Chicago

Yoanna Velevska-Vatova. ALLERGIC CONTACT DERMATITIS IN BULGARIA - COMPARISSON BETWEEN 1987 AND 2017. Peytchinski Publishing, 2020.

Dyfyniad MLA

Yoanna Velevska-Vatova. ALLERGIC CONTACT DERMATITIS IN BULGARIA - COMPARISSON BETWEEN 1987 AND 2017. Peytchinski Publishing, 2020.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.