APA (7th ed.) Citation

Tingley, K. R., & Hughes, P. F. (1975). Key to development gains and first lettings / by K.R. Tingley and P.F. Hughes. Taxation Publishing.

Chicago Style (17th ed.) Citation

Tingley, K. R., and P. F. Hughes. Key to Development Gains and First Lettings / by K.R. Tingley and P.F. Hughes. Taxation Publishing, 1975.

MLA (9th ed.) Citation

Tingley, K. R., and P. F. Hughes. Key to Development Gains and First Lettings / by K.R. Tingley and P.F. Hughes. Taxation Publishing, 1975.

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