Dyfyniad APA

Burrill, J., Clifford, M., & Scheaffer, R. (1998). Exploring symbols: Teacher's edition. Dale Seymour Publications.

Dyfyniad Arddull Chicago

Burrill, Jack, Miriam Clifford, and Richard Scheaffer. Exploring Symbols: Teacher's Edition. White Plains: Dale Seymour Publications, 1998.

Dyfyniad MLA

Burrill, Jack, et al. Exploring Symbols: Teacher's Edition. Dale Seymour Publications, 1998.

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