Dyfyniad APA

Crowl, T. K. (1996). Fundamentals of educational research (2nd ed.). Brown & Benchmark.

Dyfyniad Arddull Chicago

Crowl, Thomas K. Fundamentals of Educational Research. 2nd ed. Madison, WI: Brown & Benchmark, 1996.

Dyfyniad MLA

Crowl, Thomas K. Fundamentals of Educational Research. 2nd ed. Brown & Benchmark, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.