APA

Hobson J A,, . (1950). The science of wealth. London: Oxford University Press.

Chicago

Hobson J A,, . 1950. The science of wealth. London: Oxford University Press.

Harvard

Hobson J A,, . (1950). The science of wealth. London: Oxford University Press.

MLA

Hobson J A,, . The science of wealth. London: Oxford University Press. 1950.