APA

Searls H., . (1964). The pilgrim project. London: McGraw-Hill Book Company.

Chicago

Searls Hank, . 1964. The pilgrim project. London: McGraw-Hill Book Company.

Harvard

Searls H., . (1964). The pilgrim project. London: McGraw-Hill Book Company.

MLA

Searls Hank, . The pilgrim project. London: McGraw-Hill Book Company. 1964.