Higgins, M. Creative thinking in planning: How do we climb outside the box? Town Planning Review.
Chicago Style (17th ed.) CitationHiggins, Marilyn. "Creative Thinking in Planning: How Do We Climb Outside the Box?" Town Planning Review .
MLA (9th ed.) CitationHiggins, Marilyn. "Creative Thinking in Planning: How Do We Climb Outside the Box?" Town Planning Review, .
Warning: These citations may not always be 100% accurate.