Dyfyniad APA

Gallagher, R. P. (1930). Courses and careers. Harper & brothers.

Dyfyniad Arddull Chicago

Gallagher, Ralph P. Courses and Careers. New York : London: Harper & brothers, 1930.

Dyfyniad MLA

Gallagher, Ralph P. Courses and Careers. Harper & brothers, 1930.

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