APA (7th ed.) Citation

Byrne, R., & Hausner, H. (1981). Medieval period (Teacher's guide.). Holmes McDougall.

Chicago Style (17th ed.) Citation

Byrne, Robert, and Helen Hausner. Medieval Period. Teacher's guide. Edinburgh: Holmes McDougall, 1981.

MLA (9th ed.) Citation

Byrne, Robert, and Helen Hausner. Medieval Period. Teacher's guide. Holmes McDougall, 1981.