In-laws and outlaws vs The Peter principle: Which Should You Read?

Cover of In-laws and outlaws In-laws and outlaws C. Northcote Parkinson · 1962 ★★★★☆ 3.7 238 pages · ≈ 4 h 24 m · Light Find on Amazon
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Cover of The Peter principle The Peter principle Laurence J. Peter · 1969 ★★★★☆ 3.8 179 pages · ≈ 3 h 19 m · Light Find on Amazon

The verdict

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In-laws and outlawsThe Peter principleEnjoymentDifficultyInfluencePopularityClassic
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