Gaya APA

East, W, G., Prescott, J, R, V. (1975). Our fragmented world (1975). : London : The Macmillan Press Ltd.,.

Gaya MLA

East, W, Gordon., Prescott, J, R, V. "Our fragmented world". 1975 : London : The Macmillan Press Ltd.,, 1975. Text.