APA استشهاد

NIO. (1957). Analar standards for laboratory chemicals (5th ed.). The British Drug Houses Ltd. & Essex.

استشهاد بنمط شيكاغو

NIO. Analar Standards for Laboratory Chemicals. 5th ed. Dorset: The British Drug Houses Ltd. & Essex, 1957.

MLA استشهاد

NIO. Analar Standards for Laboratory Chemicals. 5th ed. The British Drug Houses Ltd. & Essex, 1957.