APA

Logsdon R. H., . (1963). Library careers. U.S.A: Henry Z. Walck.

Chicago

Logsdon Richard Henry, . 1963. Library careers. U.S.A: Henry Z. Walck.

Harvard

Logsdon R. H., . (1963). Library careers. U.S.A: Henry Z. Walck.

MLA

Logsdon Richard Henry, . Library careers. U.S.A: Henry Z. Walck. 1963.