Παραπομπή APA

Porter, A. W. (1933). The method of dimensions. Methuen & co. ltd.

Παραπομπή Chicago Style

Porter, Alfred W. The Method of Dimensions. London: Methuen & co. ltd, 1933.

Παραπομπή MLA

Porter, Alfred W. The Method of Dimensions. Methuen & co. ltd, 1933.