Gaya APA
Skidmore-Roth, L. (2010).
Mosby's Handbook of Herbs & Natural Supplements Ed. 4 (4 ed).
Missouri:
Mosby Elsevier.
Gaya MLA
Skidmore-Roth, Linda.
"Mosby's Handbook of Herbs & Natural Supplements Ed. 4".
4 ed
Missouri:
Mosby Elsevier,
2010.
Text.