APA (7th ed.) Citation

Laffin, J. (1988). World War 1 in postcards / John Laffin. Sutton.

Chicago Style (17th ed.) Citation

Laffin, John. World War 1 in Postcards / John Laffin. Gloucester: Sutton, 1988.

MLA (9th ed.) Citation

Laffin, John. World War 1 in Postcards / John Laffin. Sutton, 1988.

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