Cita APA

Thomas, J. (1981). An introduction to geological maps. George Allan r Unwin.

Citación estilo Chicago

Thomas, J.A.G. An Introduction to Geological Maps. George Allan r Unwin, 1981.

Cita MLA

Thomas, J.A.G. An Introduction to Geological Maps. George Allan r Unwin, 1981.

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