Gaya APA

McGraw-Hill, . (1973). Yearbook of science and technology 1972-1973,1974,1975-1956 . New York: McGraw-Hill.

Gaya MLA

McGraw-Hill, . "Yearbook of science and technology 1972-1973,1974,1975-1956". New York: McGraw-Hill, 1973. Text.