Series promise accumulated culture - like a course rather than a single lecture.

The fee, for the series, is $100, or $28 for a single lecture.

Fee for the series, $30 (members and students, $25); single lecture, $12 ($10).

Tickets range from $10 to $18 for the series and from $6.50 to $9 for a single lecture.

You can't do a lot with a single lecture.

The proceeds from a single lecture can gross over a million yuan.

I could quite easily have achieved the same result without attending a single lecture, seminar, or tutorial.

For a single lecture, $10; $8 for members and students.

He boasted of never having attended a single lecture.

The fees for the lecture series range from $100 to $200 (a single lecture is $30).