APA

Gay F., . (1963). The Friendship book of Francis Gay. London: D . C . Thomson & Co Ltd.

Chicago

Gay Francis, . 1963. The Friendship book of Francis Gay. London: D . C . Thomson & Co Ltd.

Harvard

Gay F., . (1963). The Friendship book of Francis Gay. London: D . C . Thomson & Co Ltd.

MLA

Gay Francis, . The Friendship book of Francis Gay. London: D . C . Thomson & Co Ltd. 1963.