APA

buttery c., . (1991). hand book for health. new york: oxford university press.

Chicago

buttery c.m.G, . 1991. hand book for health. new york: oxford university press.

Harvard

buttery c., . (1991). hand book for health. new york: oxford university press.

MLA

buttery c.m.G, . hand book for health. new york: oxford university press. 1991.