Cita APA

Guthrie, A., & Wakerling, R. (1949). Vacuum equipment and techniques. New York: McGraw-Hill Book Company.

Citación estilo Chicago

Guthrie, A., and R.K Wakerling. Vacuum Equipment and Techniques. New York: McGraw-Hill Book Company, 1949.

Cita MLA

Guthrie, A., and R.K Wakerling. Vacuum Equipment and Techniques. New York: McGraw-Hill Book Company, 1949.