"gerrard, h n. "
the practice of mordern phamacy:the interpretation of prescr: iptions/ h.n. gerrard - 2 ed. - uk : william heinemann 1962. - "viii, 85p.; 22 cm."
the practice of mordern phamacy:the interpretation of prescr: iptions/ h.n. gerrard - 2 ed. - uk : william heinemann 1962. - "viii, 85p.; 22 cm."