Παραπομπή APA

Hetzler, S. A. (1973). Applied measures for promoting technological growth. Routledge & Kegan Paul.

Παραπομπή Chicago Style

Hetzler, Stanley A. Applied Measures for Promoting Technological Growth. London: Routledge & Kegan Paul, 1973.

Παραπομπή MLA

Hetzler, Stanley A. Applied Measures for Promoting Technological Growth. Routledge & Kegan Paul, 1973.