APA aipamena

GURDEEP RAJ. (1991). SURFACE CHEMISTRY (ADSORPTION) (3.). GOEL PUBLISHING.

Chicago Style aipamena

GURDEEP RAJ. SURFACE CHEMISTRY (ADSORPTION). 3. MEERUT: GOEL PUBLISHING, 1991.

MLA aipamena

GURDEEP RAJ. SURFACE CHEMISTRY (ADSORPTION). 3. GOEL PUBLISHING, 1991.