APA Citation

Polnay, P. d. (1947). The Umbrella thorn. Hutchinson & Co.

Chicago Style Citation

Polnay, Peter de. The Umbrella Thorn. Hutchinson & Co, 1947.

MLA Citation

Polnay, Peter de. The Umbrella Thorn. Hutchinson & Co, 1947.

Warning: These citations may not always be 100% accurate.