APA

Scheppers Wercinski S. A., . (1999). Solid phase microextraction. New York, New York: Marcel Dekker.

Chicago

Scheppers Wercinski Sue Ann, . 1999. Solid phase microextraction. New York, New York: Marcel Dekker.

Harvard

Scheppers Wercinski S. A., . (1999). Solid phase microextraction. New York, New York: Marcel Dekker.

MLA

Scheppers Wercinski Sue Ann, . Solid phase microextraction. New York, New York: Marcel Dekker. 1999.