APA ציטוט

(1998). Helping clients understand vaccination. Guelph [Ont.]: Lifelearn.

Trích dẫn kiểu Chicago

Helping Clients Understand Vaccination. Guelph [Ont.]: Lifelearn, 1998.

ציטוט MLA

Helping Clients Understand Vaccination. Guelph [Ont.]: Lifelearn, 1998.