Pharmacognosy

by Tyler, Varro E.
Published 1976

Farmacognosia

by Tyler, Varro E.
Published 1979

Farmacognosia / Varro E. Tyler y Lynn R. Brady ; traducido por Mario A. Marino

by Tyler, Varro E.

Pharmacognosy /

by Tyler, Varro E, Tyler, Varro E, Brady, Lynn R. 1933-, Robbers, James E.
Published 1981

Farmacognosia /

by Claus, Edward P., Claus, Edward P., Tyler, Varro E
Published 1968

Rational phytotherapy : a physician's guide to herbal medicine /

by Schulz, Volker, Schulz, Volker, Hänsel, Rudolf 1920-, Tyler, Varro E
Published 2001

The Savory wild mushroom /

by McKenny, Margaret
Published 1971

Las hierbas medicinales de Tyler: uso terapéutico de las fitomedicinas /

by Robbers, James E.

Pharmacognosy and pharmacobiotechnology / James E. Robbers, Marilyn K. Speedie, Varro E.Tyler

by Robbers, James E.