APA (7th ed.) Citation

Hamrick, M. C. (1978). Maritime information sources: A guide to current statistical data. National Academy of Sciences.

Chicago Style (17th ed.) Citation

Hamrick, Mary C. Maritime Information Sources: A Guide to Current Statistical Data. [Washington]: National Academy of Sciences, 1978.

MLA (9th ed.) Citation

Hamrick, Mary C. Maritime Information Sources: A Guide to Current Statistical Data. National Academy of Sciences, 1978.