APA Style

Wagman, G, H., Cooper, R. (1989). Natural products isolation: separation methods for antimicrobials, antivirals and enzyme inhibitors . Amsterdam: Elsevier Science Publishers.

MLA Style

Wagman, Gerald, H., Cooper, Raymond. "Natural products isolation: separation methods for antimicrobials, antivirals and enzyme inhibitors". Amsterdam: Elsevier Science Publishers, 1989. Buku.