APA

(1971). World Of Wildlife :The North Wanderes Of Prairine And Desert. : .

Chicago

1971. World Of Wildlife :The North Wanderes Of Prairine And Desert. : .

Harvard

(1971). World Of Wildlife :The North Wanderes Of Prairine And Desert. : .

MLA

World Of Wildlife :The North Wanderes Of Prairine And Desert. : . 1971.