Kraemer, H. (1907). A text-book of botany and pharmacognosy: Intended for the use of students of pharmacy, as a reference book for pharmacists, and as a handbook for food and drug analysts (2d rev. and enl. ed.). Lippincott.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kraemer, Henry. A Text-book of Botany and Pharmacognosy: Intended for the Use of Students of Pharmacy, as a Reference Book for Pharmacists, and as a Handbook for Food and Drug Analysts. 2d rev. and enl. ed. Philadelphia, London: Lippincott, 1907.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Kraemer, Henry. A Text-book of Botany and Pharmacognosy: Intended for the Use of Students of Pharmacy, as a Reference Book for Pharmacists, and as a Handbook for Food and Drug Analysts. 2d rev. and enl. ed. Lippincott, 1907.
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