APA (7th ed.) Citation

(1978). Alphen, Oscar van. . Bellekom, Th.L. . Kortenray, J.

Chicago Style (17th ed.) Citation

Alphen, Oscar Van. . Bellekom, Th.L. . Kortenray, J. 1978.

MLA (8th ed.) Citation

Alphen, Oscar Van. . Bellekom, Th.L. . Kortenray, J. 1978.

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