Gaya APA

Swartz, C, E., Goldfarb, T, D. (1974). A search for order in the physical universe . San Francisco: WH. Freeman and Co.

Gaya MLA

Swartz, Clifford, E.., Goldfarb, Theodore, D.. "A search for order in the physical universe". San Francisco: WH. Freeman and Co, 1974. Printed Book.