MLA

Ytsma, Jehannes. Frisian As First and Second Language : Sociolinguistic and Socio-psychological Aspects of the Acquisition of Frisian Among Frisian and Dutch Primary School Children. Ljouwert: Fryske akademy, 1995.

APA

Ytsma, J. (1995). Frisian as first and second language : sociolinguistic and socio-psychological aspects of the acquisition of Frisian among Frisian and Dutch primary school children. Ljouwert: Fryske akademy.

Chicago

Ytsma, Jehannes Frisian As First and Second Language: Sociolinguistic and Socio-Psychological Aspects of the Acquisition of Frisian Among Frisian and Dutch Primary School Children. Ljouwert: Fryske akademy, 1995.