APA

wagner h., bladt s., zgainske e. & scott a. (1984). plant drug analysis. New York: springer-verlag.

Chicago

wagner h, bladt s, zgainske e.m and scott a. 1984. plant drug analysis. New York: springer-verlag.

Harvard

wagner h., bladt s., zgainske e. and scott a. (1984). plant drug analysis. New York: springer-verlag.

MLA

wagner h, bladt s, zgainske e.m and scott a. plant drug analysis. New York: springer-verlag. 1984.