APA
Bagg W. L., Porter G., . (1970). Physical sciences. 10 V. London: Applied science.
Chicago
Bagg W L, Porter G, . 1970. Physical sciences. 10 V. London: Applied science.
Harvard
Bagg W. L., Porter G., . (1970). Physical sciences. 10 V. London: Applied science.
MLA
Bagg W L, Porter G, . Physical sciences. 10 V. London: Applied science. 1970.
