Schimpf, H. W. (1909). A manual of volumetric analysis for the use of pharmacists, sanitary and food chemists: As well as for students in these branches (5th ed., rev. and enl. 1st thousand.). J. Wiley & Sons; [etc.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Schimpf, Henry W. A Manual of Volumetric Analysis for the Use of Pharmacists, Sanitary and Food Chemists: As Well as for Students in These Branches. 5th ed., rev. and enl. 1st thousand. New York: J. Wiley & Sons; [etc.], 1909.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Schimpf, Henry W. A Manual of Volumetric Analysis for the Use of Pharmacists, Sanitary and Food Chemists: As Well as for Students in These Branches. 5th ed., rev. and enl. 1st thousand. J. Wiley & Sons; [etc.], 1909.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.