APA (7e ed.) Bronvermelding

Leeming, J. (1946). Fun with puzzles ; puzzles of every kind for everybody, for fun and mental gymnastics ; problems with coins, counters and matches, brain twsiters, mathematical and number puzzles, pencil and paperproblems, cut-out and put-togather puzzle, anagrams and word puzzles. Drawings by Jessie Robinson.

Chicago (17e ed.) Bronvermelding

Leeming, Jospeh. Fun with Puzzles ; Puzzles of Every Kind for Everybody, for Fun and Mental Gymnastics ; Problems with Coins, Counters and Matches, Brain Twsiters, Mathematical and Number Puzzles, Pencil and Paperproblems, Cut-out and Put-togather Puzzle, Anagrams and Word Puzzles. Drawings by Jessie Robinson. Philadelphia, 1946.

MLA (9e ed.) Bronvermelding

Leeming, Jospeh. Fun with Puzzles ; Puzzles of Every Kind for Everybody, for Fun and Mental Gymnastics ; Problems with Coins, Counters and Matches, Brain Twsiters, Mathematical and Number Puzzles, Pencil and Paperproblems, Cut-out and Put-togather Puzzle, Anagrams and Word Puzzles. Drawings by Jessie Robinson. 1946.