Patent legislation & commentary von Hughes, Roger T., Clarizio, Dino P.

Practical public health nutrition von Hughes, Roger 1965-

A functional biology of marine gastropods von Hughes, Roger N.

An introduction to marine ecology von Barnes, Richard S. K. 1944-, Hughes, Roger N.

The geology and mineral occurrences of Bathurts Island, Melville Island, and Cobourg Peninsula, Northern Territory von Hughes, Roger John

Trademarks act & commentary von Hughes, Roger T.

Copyright legislation & commentary von Hughes, Roger T., Peacock, Susan

Patents, trade secrets and industrial designs [2016 reissue] von Hughes, Roger T., Clarizio, Dino P.

Patents, trade secrets and industrial designs von Hughes, Roger T., Clarizio, Dino P., Brecher, Arjay

An introduction to marine ecology von Barnes, Richard S. K. 1944-, Hughes, Roger N.

An introduction to marine ecology von Barnes, Richard S. K. 1944-, Hughes, Roger N.

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A functional biology of marine gastropods von Hughes, Roger N.

Caribbean writing a checklist von Hughes, Roger

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Hughes on copyright and industrial design von Hughes, Roger T., Peacock, Susan J.

Copyright legislation & commentary von Hughes, Roger T., Peacock, Susan

Patent legislation & commentary von Hughes, Roger T.

Patent legislation & commentary von Hughes, Roger T.

Practical public health nutrition von Hughes, Roger

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Copyright legislation & commentary von Hughes, Roger T.

A functional biology of clonal animals von Hughes, Roger N.

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