APA

Clason W., . (1976). 472073. London: Elsevier Scientific publishing Co.

Chicago

Clason W.E, . 1976. 472073. London: Elsevier Scientific publishing Co.

Harvard

Clason W., . (1976). 472073. London: Elsevier Scientific publishing Co.

MLA

Clason W.E, . 472073. London: Elsevier Scientific publishing Co. 1976.