APA
Sittig M., . (1977). Practical techniques for saving energy in the chemical petroleum and metal industries. New Jersey: Noyes Data.
Chicago
Sittig Marshall, . 1977. Practical techniques for saving energy in the chemical petroleum and metal industries. New Jersey: Noyes Data.
Harvard
Sittig M., . (1977). Practical techniques for saving energy in the chemical petroleum and metal industries. New Jersey: Noyes Data.
MLA
Sittig Marshall, . Practical techniques for saving energy in the chemical petroleum and metal industries. New Jersey: Noyes Data. 1977.