APA
Sommer S. R., Warekois R. S. j. a., . (2002). Phlebotomy. Philadelphia: Saunders.
Chicago
Sommer Sandra R, Warekois Robin S jt author, . 2002. Phlebotomy. Philadelphia: Saunders.
Harvard
Sommer S. R., Warekois R. S. j. a., . (2002). Phlebotomy. Philadelphia: Saunders.
MLA
Sommer Sandra R, Warekois Robin S jt author, . Phlebotomy. Philadelphia: Saunders. 2002.