Cita APA (7th ed.)

Peters, E. I., & Scroggins, W. (1988). Chemical skills (3rd ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Peters, Edward I., i William Scroggins. Chemical Skills. 3rd ed. New York: McGraw-Hill, 1988.

Cita MLA (9th ed.)

Peters, Edward I., i William Scroggins. Chemical Skills. 3rd ed. McGraw-Hill, 1988.