APA

Grabmann M. D., . (1930). Introduction to the Theological Summa of St. Thomas. London: B. Herder Book Co.

Chicago

Grabmann Martin Dr, . 1930. Introduction to the Theological Summa of St. Thomas. London: B. Herder Book Co.

Harvard

Grabmann M. D., . (1930). Introduction to the Theological Summa of St. Thomas. London: B. Herder Book Co.

MLA

Grabmann Martin Dr, . Introduction to the Theological Summa of St. Thomas. London: B. Herder Book Co. 1930.