Gaya APA

Doehorhoff, G, A, M, A, R, B, M, C, &, R, B. (1973). Physical Science (-). New York: McGraw Hill.

Gaya MLA

Doehorhoff, Goerge, A.William,, Max, A.Bolen,, Ray, B.Doerhoff,, Max, C.Bolen, &, Ray, B.. "Physical Science". - New York: McGraw Hill, 1973. Text.