APA

Young P. V., . (1979). Scientific social surveys and research. : Prentice-Hall Co., Virginta.

Chicago

Young Pauline V, . 1979. Scientific social surveys and research. : Prentice-Hall Co., Virginta.

Harvard

Young P. V., . (1979). Scientific social surveys and research. : Prentice-Hall Co., Virginta.

MLA

Young Pauline V, . Scientific social surveys and research. : Prentice-Hall Co., Virginta. 1979.