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- [21] CHEESE INDUSTRY - ATTITUDES TOWARD MECHANIZATIONNEW ZEALAND JOURNAL OF AGRICULTURE, 1974, 128 (05): : 31 - 31不详
- [22] TRENDS TOWARD MECHANIZATION OF RADIO ADVERTISINGJOURNAL OF MARKETING, 1942, 6 (03) : 217 - 228Nielsen, Arthur C.
- [23] SOME POSITIVE STEPS TOWARD UNITED-STATES TRADE COMPETITIVENESSR&D MAGAZINE, 1992, 34 (02): : 15 - 15CASSIDY, R
- [24] Chestnut production in Chile. Some steps toward its improvementSECOND INTERNATIONAL SYMPOSIUM ON CHESTNUT, 1999, (494): : 37 - 42Grau, PFrance, A
- [25] Some basic steps to good recordings (Surviving the recording session, a guide for musicians)CLAVIER, 2002, 41 (05): : 30 - 31Ringering, R
- [26] V. Ongoing Developments in Basic Living Situation - Some Next StepsTEACHERS COLLEGE RECORD, 1950, 51 (07): : 468 - 470不详
- [27] TOWARD THAT COMMON GOAL OF INCREASED AG MECHANIZATIONAGRICULTURAL ENGINEERING, 1968, 49 (06): : 351 - &KENNEDY, MR
- [28] MECHANIZATION - PROGRESS AND SOME LIKELY TRENDSJOURNAL OF THE ROYAL AGRICULTURAL SOCIETY OF ENGLAND, 1974, 135 : 17 - 26CULPIN, C
