APA Citation

Duin, C. V. Techniques and recources in teaching grammar. Soeroengan.

Chicago Style Citation

Duin, C.F. Van. Techniques and Recources in Teaching Grammar. Soeroengan.

MLA Citation

Duin, C.F. Van. Techniques and Recources in Teaching Grammar. Soeroengan.

Warning: These citations may not always be 100% accurate.