APA
Robinson G. W., . (1951). Soils their origin, constitution and classification: an introduction to pedology. London: Thomas Murby & CO.
Chicago
Robinson Gilbert Wooding, . 1951. Soils their origin, constitution and classification: an introduction to pedology. London: Thomas Murby & CO.
Harvard
Robinson G. W., . (1951). Soils their origin, constitution and classification: an introduction to pedology. London: Thomas Murby & CO.
MLA
Robinson Gilbert Wooding, . Soils their origin, constitution and classification: an introduction to pedology. London: Thomas Murby & CO. 1951.