Gaya APA

S., P, M., D., T, K. (1991). Plant design and economics for chemical engineers.-- (Ed.4.--). Singapore : McGraw Hill Book Co..

Gaya MLA

S., Peters, Max., D., Timmerhaus, Klaus. "Plant design and economics for chemical engineers.--". Ed.4.-- Singapore : McGraw Hill Book Co., 1991. Buku.