Gaya APA

Laue., M, P, ;, J, R, P, ;, T, H, V. (1987). Sources of the Western tradition: from the scientific revolution to the present . Boston: Houghton Mifflin Company Boston.

Gaya MLA

Laue., Marvin, Perry, ;, Joseph, R., Peden, ;, Theodore, H., Von. "Sources of the Western tradition: from the scientific revolution to the present". Boston: Houghton Mifflin Company Boston, 1987. Text.