Food values,
what they are, and how to calculate them ...
APA Citation
McKillop, M. (1922). Food values: what they are, and how to calculate them ... 2d. ed., rev. and enl. London: G. Routledge & Sons, limited.
MLA Citation
McKillop, Margaret. Food Values: What They Are, And How to Calculate Them ... 2d. ed., rev. and enl. London: G. Routledge & Sons, limited, 1922.
Warning: These citations may not always be complete (especially for serials).