APA (7th ed.) Citation

Angel, H. (1972). Nature photography : its art and techniques / (by) Heather Angel: Its art and techniques. Fountain Press.

Chicago Style (17th ed.) Citation

Angel, Heather. Nature Photography : Its Art and Techniques / (by) Heather Angel: Its Art and Techniques. Kings Langley: Fountain Press, 1972.

MLA (9th ed.) Citation

Angel, Heather. Nature Photography : Its Art and Techniques / (by) Heather Angel: Its Art and Techniques. Fountain Press, 1972.

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