304161 Williams, R. O., & Mixter, G. W. (1951). Navigation problems and solutions: Practical work, solutions, plotting, almanac data. New York : D. Van Nostrand.
Chicago Style (17th ed.) Citation304161 Williams, Ramon O., and George Webber Mixter. Navigation Problems and Solutions: Practical Work, Solutions, Plotting, Almanac Data. New York : D. Van Nostrand, 1951.
MLA引文304161 Williams, Ramon O., and George Webber Mixter. Navigation Problems and Solutions: Practical Work, Solutions, Plotting, Almanac Data. New York : D. Van Nostrand, 1951.
警告：這些引文格式不一定是100％准確.