APA (7th ed.) Citation

Heddle, J. G. F. M. Orkney and Shetland.

Chicago Style (17th ed.) Citation

Heddle, John George Flett Moodie. Orkney and Shetland.

MLA (9th ed.) Citation

Heddle, John George Flett Moodie. Orkney and Shetland.

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