Παραπομπή APA

Willard, H. H. (1986). Instrumental methods of analysis (4.). CBS Publishers & Distributors.

Παραπομπή Chicago Style

Willard, Hobart H. Instrumental Methods of Analysis. 4. Delhi: CBS Publishers & Distributors, 1986.

Παραπομπή MLA

Willard, Hobart H. Instrumental Methods of Analysis. 4. CBS Publishers & Distributors, 1986.