APA

The Diagram Group, . (1980). The book of comparisons of distance , size , area , volume , mass , weight , denisty , energy , temperature , time , speed & number throughut the universe. London: Sidgwick & Jackson , Penguin Books.

Chicago

The Diagram Group, . 1980. The book of comparisons of distance , size , area , volume , mass , weight , denisty , energy , temperature , time , speed & number throughut the universe. London: Sidgwick & Jackson , Penguin Books.

Harvard

The Diagram Group, . (1980). The book of comparisons of distance , size , area , volume , mass , weight , denisty , energy , temperature , time , speed & number throughut the universe. London: Sidgwick & Jackson , Penguin Books.

MLA

The Diagram Group, . The book of comparisons of distance , size , area , volume , mass , weight , denisty , energy , temperature , time , speed & number throughut the universe. London: Sidgwick & Jackson , Penguin Books. 1980.